20181057660

素因数分解:

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

素因数の和:264

約数の個数: 432

約数和(自身を含む): 68314428000

約数和(自身を除く): 48133370340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 31, 36, 45, 54, 58, 60, 62, 81, 87, 90, 93, 108, 116, 124, 135, 145, 149, 155, 162, 174, 180, 186, 243, 261, 270, 279, 290, 298, 310, 324, 348, 372, 405, 435, 447, 465, 486, 522, 540, 558, 580, 596, 620, 745, 783, 810, 837, 870, 894, 899, 930, 961, 972, 1044, 1116, 1215, 1305, 1341, 1395, 1490, 1566, 1620, 1674, 1740, 1788, 1798, 1860, 1922, 2235, 2349, 2430, 2511, 2610, 2682, 2697, 2790, 2883, 2980, 3132, 3348, 3596, 3844, 3915, 4023, 4185, 4321, 4470, 4495, 4619, 4698, 4805, 4860, 5022, 5220, 5364, 5394, 5580, 5766, 6705, 7047, 7533, 7830, 8046, 8091, 8370, 8642, 8649, 8940, 8990, 9238, 9396, 9610, 10044, 10788, 11532, 11745, 12069, 12555, 12963, 13410, 13485, 13857, 14094, 14415, 15066, 15660, 16092, 16182, 16740, 17284, 17298, 17980, 18476, 19220, 20115, 21605, 23095, 23490, 24138, 24273, 25110, 25926, 25947, 26820, 26970, 27714, 27869, 28188, 28830, 30132, 32364, 34596, 35235, 36207, 37665, 38889, 40230, 40455, 41571, 43210, 43245, 46190, 46980, 48276, 48546, 50220, 51852, 51894, 53940, 55428, 55738, 57660, 60345, 64815, 69285, 70470, 72414, 72819, 75330, 77778, 77841, 80460, 80910, 83142, 83607, 86420, 86490, 92380, 97092, 103788, 111476, 116667, 120690, 121365, 124713, 129630, 129735, 133951, 138570, 139345, 140940, 143189, 144828, 145638, 150660, 155556, 155682, 161820, 166284, 167214, 172980, 181035, 194445, 207855, 218457, 233334, 233523, 241380, 242730, 249426, 250821, 259260, 259470, 267902, 277140, 278690, 286378, 291276, 311364, 334428, 350001, 362070, 364095, 374139, 388890, 389205, 401853, 415710, 418035, 429567, 436914, 466668, 467046, 485460, 498852, 501642, 518940, 535804, 557380, 572756, 583335, 623565, 669755, 700002, 715945, 724140, 728190, 748278, 752463, 777780, 778410, 803706, 831420, 836070, 859134, 873828, 934092, 1003284, 1050003, 1092285, 1122417, 1166670, 1167615, 1205559, 1247130, 1254105, 1288701, 1339510, 1400004, 1431890, 1456380, 1496556, 1504926, 1556820, 1607412, 1672140, 1718268, 1750005, 1870695, 2009265, 2100006, 2147835, 2184570, 2244834, 2257389, 2333340, 2335230, 2411118, 2494260, 2508210, 2577402, 2679020, 2863780, 3009852, 3500010, 3616677, 3741390, 3762315, 3866103, 4018530, 4152481, 4200012, 4295670, 4369140, 4489668, 4514778, 4670460, 4822236, 5016420, 5154804, 5250015, 5612085, 6027795, 6443505, 6772167, 7000020, 7233354, 7482780, 7524630, 7732206, 8037060, 8304962, 8591340, 9029556, 10500030, 10850031, 11224170, 11286945, 11598309, 12055590, 12457443, 12887010, 13544334, 14466708, 15049260, 15464412, 16609924, 18083385, 19330515, 20762405, 21000060, 21700062, 22448340, 22573890, 23196618, 24111180, 24914886, 25774020, 27088668, 32550093, 33860835, 34794927, 36166770, 37372329, 38661030, 41524810, 43400124, 45147780, 46393236, 49829772, 54250155, 57991545, 62287215, 65100186, 67721670, 69589854, 72333540, 74744658, 77322060, 83049620, 108500310, 112116987, 115983090, 124574430, 130200372, 135443340, 139179708, 149489316, 162750465, 173974635, 186861645, 217000620, 224233974, 231966180, 249148860, 325500930, 336350961, 347949270, 373723290, 448467948, 560584935, 651001860, 672701922, 695898540, 747446580, 1009052883, 1121169870, 1345403844, 1681754805, 2018105766, 2242339740, 3363509610, 4036211532, 5045264415, 6727019220, 10090528830, 20181057660]

約数ペア:

[(1, 20181057660), (2, 10090528830), (3, 6727019220), (4, 5045264415), (5, 4036211532), (6, 3363509610), (9, 2242339740), (10, 2018105766), (12, 1681754805), (15, 1345403844), (18, 1121169870), (20, 1009052883), (27, 747446580), (29, 695898540), (30, 672701922), (31, 651001860), (36, 560584935), (45, 448467948), (54, 373723290), (58, 347949270), (60, 336350961), (62, 325500930), (81, 249148860), (87, 231966180), (90, 224233974), (93, 217000620), (108, 186861645), (116, 173974635), (124, 162750465), (135, 149489316), (145, 139179708), (149, 135443340), (155, 130200372), (162, 124574430), (174, 115983090), (180, 112116987), (186, 108500310), (243, 83049620), (261, 77322060), (270, 74744658), (279, 72333540), (290, 69589854), (298, 67721670), (310, 65100186), (324, 62287215), (348, 57991545), (372, 54250155), (405, 49829772), (435, 46393236), (447, 45147780), (465, 43400124), (486, 41524810), (522, 38661030), (540, 37372329), (558, 36166770), (580, 34794927), (596, 33860835), (620, 32550093), (745, 27088668), (783, 25774020), (810, 24914886), (837, 24111180), (870, 23196618), (894, 22573890), (899, 22448340), (930, 21700062), (961, 21000060), (972, 20762405), (1044, 19330515), (1116, 18083385), (1215, 16609924), (1305, 15464412), (1341, 15049260), (1395, 14466708), (1490, 13544334), (1566, 12887010), (1620, 12457443), (1674, 12055590), (1740, 11598309), (1788, 11286945), (1798, 11224170), (1860, 10850031), (1922, 10500030), (2235, 9029556), (2349, 8591340), (2430, 8304962), (2511, 8037060), (2610, 7732206), (2682, 7524630), (2697, 7482780), (2790, 7233354), (2883, 7000020), (2980, 6772167), (3132, 6443505), (3348, 6027795), (3596, 5612085), (3844, 5250015), (3915, 5154804), (4023, 5016420), (4185, 4822236), (4321, 4670460), (4470, 4514778), (4495, 4489668), (4619, 4369140), (4698, 4295670), (4805, 4200012), (4860, 4152481), (5022, 4018530), (5220, 3866103), (5364, 3762315), (5394, 3741390), (5580, 3616677), (5766, 3500010), (6705, 3009852), (7047, 2863780), (7533, 2679020), (7830, 2577402), (8046, 2508210), (8091, 2494260), (8370, 2411118), (8642, 2335230), (8649, 2333340), (8940, 2257389), (8990, 2244834), (9238, 2184570), (9396, 2147835), (9610, 2100006), (10044, 2009265), (10788, 1870695), (11532, 1750005), (11745, 1718268), (12069, 1672140), (12555, 1607412), (12963, 1556820), (13410, 1504926), (13485, 1496556), (13857, 1456380), (14094, 1431890), (14415, 1400004), (15066, 1339510), (15660, 1288701), (16092, 1254105), (16182, 1247130), (16740, 1205559), (17284, 1167615), (17298, 1166670), (17980, 1122417), (18476, 1092285), (19220, 1050003), (20115, 1003284), (21605, 934092), (23095, 873828), (23490, 859134), (24138, 836070), (24273, 831420), (25110, 803706), (25926, 778410), (25947, 777780), (26820, 752463), (26970, 748278), (27714, 728190), (27869, 724140), (28188, 715945), (28830, 700002), (30132, 669755), (32364, 623565), (34596, 583335), (35235, 572756), (36207, 557380), (37665, 535804), (38889, 518940), (40230, 501642), (40455, 498852), (41571, 485460), (43210, 467046), (43245, 466668), (46190, 436914), (46980, 429567), (48276, 418035), (48546, 415710), (50220, 401853), (51852, 389205), (51894, 388890), (53940, 374139), (55428, 364095), (55738, 362070), (57660, 350001), (60345, 334428), (64815, 311364), (69285, 291276), (70470, 286378), (72414, 278690), (72819, 277140), (75330, 267902), (77778, 259470), (77841, 259260), (80460, 250821), (80910, 249426), (83142, 242730), (83607, 241380), (86420, 233523), (86490, 233334), (92380, 218457), (97092, 207855), (103788, 194445), (111476, 181035), (116667, 172980), (120690, 167214), (121365, 166284), (124713, 161820), (129630, 155682), (129735, 155556), (133951, 150660), (138570, 145638), (139345, 144828), (140940, 143189)]