21000837780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 576

約数和(自身を含む): 74850048000

約数和(自身を除く): 53849210220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 31, 36, 39, 45, 52, 58, 60, 62, 65, 67, 78, 87, 90, 93, 116, 117, 124, 130, 134, 145, 149, 155, 156, 174, 180, 186, 195, 201, 234, 260, 261, 268, 279, 290, 298, 310, 335, 348, 372, 377, 390, 402, 403, 435, 447, 465, 468, 522, 558, 580, 585, 596, 603, 620, 670, 745, 754, 780, 804, 806, 870, 871, 894, 899, 930, 1005, 1044, 1116, 1131, 1170, 1206, 1209, 1305, 1340, 1341, 1395, 1490, 1508, 1612, 1740, 1742, 1788, 1798, 1860, 1885, 1937, 1943, 2010, 2015, 2077, 2235, 2262, 2340, 2412, 2418, 2610, 2613, 2682, 2697, 2790, 2980, 3015, 3393, 3484, 3596, 3627, 3770, 3874, 3886, 4020, 4030, 4154, 4321, 4355, 4470, 4495, 4524, 4619, 4836, 5220, 5226, 5364, 5394, 5580, 5655, 5811, 5829, 6030, 6045, 6231, 6705, 6786, 7254, 7540, 7748, 7772, 7839, 8060, 8091, 8308, 8642, 8710, 8940, 8990, 9238, 9685, 9715, 9983, 10385, 10452, 10788, 11310, 11622, 11658, 11687, 12060, 12090, 12462, 12963, 13065, 13410, 13485, 13572, 13857, 14508, 15678, 16182, 16965, 17284, 17420, 17433, 17487, 17980, 18135, 18476, 18693, 19370, 19430, 19966, 20770, 21605, 22620, 23095, 23244, 23316, 23374, 24180, 24924, 25259, 25926, 26130, 26820, 26970, 27001, 27714, 29055, 29145, 29949, 31155, 31356, 32364, 33930, 34866, 34974, 35061, 36270, 37386, 38740, 38860, 38889, 39195, 39932, 40455, 41540, 41571, 43210, 46190, 46748, 49915, 50518, 51852, 52260, 53940, 54002, 55428, 56173, 58110, 58290, 58435, 59898, 60047, 60233, 62310, 64815, 67860, 69285, 69732, 69948, 70122, 72540, 74772, 75777, 77778, 78390, 80910, 81003, 83142, 86420, 87165, 87435, 89847, 92380, 93465, 99830, 101036, 105183, 108004, 112346, 116220, 116580, 116870, 119796, 120094, 120466, 124620, 126295, 129630, 129779, 133951, 135005, 138570, 140244, 149745, 151554, 155556, 156780, 161820, 162006, 166284, 168519, 174330, 174870, 175305, 179694, 180141, 180699, 186930, 194445, 199660, 207855, 210366, 224692, 227331, 233740, 240188, 240932, 243009, 252590, 259260, 259558, 267902, 270010, 277140, 280865, 289507, 299490, 300235, 301165, 303108, 309473, 324012, 337038, 348660, 349740, 350610, 359388, 360282, 361398, 373860, 378885, 388890, 389337, 401853, 405015, 415710, 420732, 449235, 454662, 486018, 505180, 505557, 519116, 525915, 535804, 540020, 540423, 542097, 561730, 579014, 598980, 600470, 602330, 618946, 648895, 669755, 674076, 701220, 720564, 722796, 757770, 777780, 778674, 783029, 803706, 810030, 831420, 842595, 868521, 898470, 900705, 903495, 909324, 928419, 972036, 1011114, 1051830, 1080846, 1084194, 1123460, 1136655, 1158028, 1168011, 1200940, 1204660, 1205559, 1215045, 1237892, 1297790, 1339510, 1447535, 1515540, 1547365, 1557348, 1566058, 1607412, 1620060, 1685190, 1737042, 1741363, 1796940, 1801410, 1806990, 1856838, 1946685, 2009265, 2022228, 2103660, 2161692, 2168388, 2273310, 2336022, 2349087, 2411118, 2430090, 2527785, 2595580, 2605563, 2679020, 2702115, 2710485, 2785257, 2895070, 3094730, 3132116, 3370380, 3474084, 3482726, 3602820, 3613980, 3713676, 3763591, 3893370, 3915145, 4018530, 4023149, 4342605, 4546620, 4642095, 4672044, 4698174, 4822236, 4860180, 5055570, 5211126, 5224089, 5404230, 5420970, 5570514, 5790140, 5840055, 6027795, 6189460, 6965452, 7047261, 7527182, 7786740, 7830290, 8037060, 8046298, 8685210, 8706815, 8974717, 9284190, 9396348, 10111140, 10422252, 10448178, 10808460, 10841940, 11141028, 11290773, 11680110, 11745435, 12055590, 12069447, 13027815, 13926285, 14094522, 15054364, 15660580, 15672267, 16092596, 17370420, 17413630, 17949434, 18568380, 18817955, 20115745, 20896356, 22581546, 23360220, 23490870, 24111180, 24138894, 26055630, 26120445, 26924151, 27852570, 28189044, 31344534, 33872319, 34827260, 35236305, 35898868, 36208341, 37635910, 40231490, 44873585, 45163092, 46981740, 48277788, 52111260, 52240890, 53848302, 55705140, 56453865, 60347235, 62689068, 67744638, 70472610, 72416682, 75271820, 78361335, 80462980, 80772453, 89747170, 104481780, 107696604, 112907730, 116671321, 120694470, 134620755, 135489276, 140945220, 144833364, 156722670, 161544906, 169361595, 179494340, 181041705, 225815460, 233342642, 241388940, 269241510, 313445340, 323089812, 338723190, 350013963, 362083410, 403862265, 466685284, 538483020, 583356605, 677446380, 700027926, 724166820, 807724530, 1050041889, 1166713210, 1400055852, 1615449060, 1750069815, 2100083778, 2333426420, 3500139630, 4200167556, 5250209445, 7000279260, 10500418890, 21000837780]

約数ペア:

[(1, 21000837780), (2, 10500418890), (3, 7000279260), (4, 5250209445), (5, 4200167556), (6, 3500139630), (9, 2333426420), (10, 2100083778), (12, 1750069815), (13, 1615449060), (15, 1400055852), (18, 1166713210), (20, 1050041889), (26, 807724530), (29, 724166820), (30, 700027926), (31, 677446380), (36, 583356605), (39, 538483020), (45, 466685284), (52, 403862265), (58, 362083410), (60, 350013963), (62, 338723190), (65, 323089812), (67, 313445340), (78, 269241510), (87, 241388940), (90, 233342642), (93, 225815460), (116, 181041705), (117, 179494340), (124, 169361595), (130, 161544906), (134, 156722670), (145, 144833364), (149, 140945220), (155, 135489276), (156, 134620755), (174, 120694470), (180, 116671321), (186, 112907730), (195, 107696604), (201, 104481780), (234, 89747170), (260, 80772453), (261, 80462980), (268, 78361335), (279, 75271820), (290, 72416682), (298, 70472610), (310, 67744638), (335, 62689068), (348, 60347235), (372, 56453865), (377, 55705140), (390, 53848302), (402, 52240890), (403, 52111260), (435, 48277788), (447, 46981740), (465, 45163092), (468, 44873585), (522, 40231490), (558, 37635910), (580, 36208341), (585, 35898868), (596, 35236305), (603, 34827260), (620, 33872319), (670, 31344534), (745, 28189044), (754, 27852570), (780, 26924151), (804, 26120445), (806, 26055630), (870, 24138894), (871, 24111180), (894, 23490870), (899, 23360220), (930, 22581546), (1005, 20896356), (1044, 20115745), (1116, 18817955), (1131, 18568380), (1170, 17949434), (1206, 17413630), (1209, 17370420), (1305, 16092596), (1340, 15672267), (1341, 15660580), (1395, 15054364), (1490, 14094522), (1508, 13926285), (1612, 13027815), (1740, 12069447), (1742, 12055590), (1788, 11745435), (1798, 11680110), (1860, 11290773), (1885, 11141028), (1937, 10841940), (1943, 10808460), (2010, 10448178), (2015, 10422252), (2077, 10111140), (2235, 9396348), (2262, 9284190), (2340, 8974717), (2412, 8706815), (2418, 8685210), (2610, 8046298), (2613, 8037060), (2682, 7830290), (2697, 7786740), (2790, 7527182), (2980, 7047261), (3015, 6965452), (3393, 6189460), (3484, 6027795), (3596, 5840055), (3627, 5790140), (3770, 5570514), (3874, 5420970), (3886, 5404230), (4020, 5224089), (4030, 5211126), (4154, 5055570), (4321, 4860180), (4355, 4822236), (4470, 4698174), (4495, 4672044), (4524, 4642095), (4619, 4546620), (4836, 4342605), (5220, 4023149), (5226, 4018530), (5364, 3915145), (5394, 3893370), (5580, 3763591), (5655, 3713676), (5811, 3613980), (5829, 3602820), (6030, 3482726), (6045, 3474084), (6231, 3370380), (6705, 3132116), (6786, 3094730), (7254, 2895070), (7540, 2785257), (7748, 2710485), (7772, 2702115), (7839, 2679020), (8060, 2605563), (8091, 2595580), (8308, 2527785), (8642, 2430090), (8710, 2411118), (8940, 2349087), (8990, 2336022), (9238, 2273310), (9685, 2168388), (9715, 2161692), (9983, 2103660), (10385, 2022228), (10452, 2009265), (10788, 1946685), (11310, 1856838), (11622, 1806990), (11658, 1801410), (11687, 1796940), (12060, 1741363), (12090, 1737042), (12462, 1685190), (12963, 1620060), (13065, 1607412), (13410, 1566058), (13485, 1557348), (13572, 1547365), (13857, 1515540), (14508, 1447535), (15678, 1339510), (16182, 1297790), (16965, 1237892), (17284, 1215045), (17420, 1205559), (17433, 1204660), (17487, 1200940), (17980, 1168011), (18135, 1158028), (18476, 1136655), (18693, 1123460), (19370, 1084194), (19430, 1080846), (19966, 1051830), (20770, 1011114), (21605, 972036), (22620, 928419), (23095, 909324), (23244, 903495), (23316, 900705), (23374, 898470), (24180, 868521), (24924, 842595), (25259, 831420), (25926, 810030), (26130, 803706), (26820, 783029), (26970, 778674), (27001, 777780), (27714, 757770), (29055, 722796), (29145, 720564), (29949, 701220), (31155, 674076), (31356, 669755), (32364, 648895), (33930, 618946), (34866, 602330), (34974, 600470), (35061, 598980), (36270, 579014), (37386, 561730), (38740, 542097), (38860, 540423), (38889, 540020), (39195, 535804), (39932, 525915), (40455, 519116), (41540, 505557), (41571, 505180), (43210, 486018), (46190, 454662), (46748, 449235), (49915, 420732), (50518, 415710), (51852, 405015), (52260, 401853), (53940, 389337), (54002, 388890), (55428, 378885), (56173, 373860), (58110, 361398), (58290, 360282), (58435, 359388), (59898, 350610), (60047, 349740), (60233, 348660), (62310, 337038), (64815, 324012), (67860, 309473), (69285, 303108), (69732, 301165), (69948, 300235), (70122, 299490), (72540, 289507), (74772, 280865), (75777, 277140), (77778, 270010), (78390, 267902), (80910, 259558), (81003, 259260), (83142, 252590), (86420, 243009), (87165, 240932), (87435, 240188), (89847, 233740), (92380, 227331), (93465, 224692), (99830, 210366), (101036, 207855), (105183, 199660), (108004, 194445), (112346, 186930), (116220, 180699), (116580, 180141), (116870, 179694), (119796, 175305), (120094, 174870), (120466, 174330), (124620, 168519), (126295, 166284), (129630, 162006), (129779, 161820), (133951, 156780), (135005, 155556), (138570, 151554), (140244, 149745)]