21278774790

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:394

約数の個数: 576

約数和(自身を含む): 74021713920

約数和(自身を除く): 52742939130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 31, 35, 39, 42, 45, 49, 54, 62, 63, 65, 70, 78, 90, 91, 93, 98, 105, 117, 126, 130, 135, 147, 155, 169, 182, 186, 189, 195, 210, 217, 234, 245, 270, 273, 279, 294, 307, 310, 315, 338, 351, 378, 390, 403, 434, 441, 455, 465, 490, 507, 546, 558, 585, 614, 630, 637, 651, 702, 735, 806, 819, 837, 845, 882, 910, 921, 930, 945, 1014, 1085, 1170, 1183, 1209, 1274, 1302, 1323, 1365, 1395, 1470, 1519, 1521, 1535, 1638, 1674, 1690, 1755, 1842, 1890, 1911, 1953, 2015, 2149, 2170, 2205, 2366, 2418, 2457, 2535, 2646, 2730, 2763, 2790, 2821, 3038, 3042, 3070, 3185, 3255, 3510, 3549, 3627, 3822, 3906, 3991, 4030, 4095, 4185, 4298, 4410, 4557, 4563, 4605, 4914, 5070, 5239, 5526, 5642, 5733, 5859, 5915, 6045, 6370, 6447, 6510, 6615, 7098, 7254, 7595, 7605, 7982, 8190, 8281, 8289, 8370, 8463, 9114, 9126, 9210, 9517, 9555, 9765, 10478, 10647, 10745, 10881, 11466, 11718, 11830, 11973, 12090, 12285, 12894, 13230, 13671, 13815, 14105, 15043, 15190, 15210, 15717, 16562, 16578, 16926, 17199, 17745, 18135, 19034, 19110, 19341, 19530, 19747, 19955, 21294, 21490, 21762, 22785, 22815, 23946, 24570, 24843, 25389, 26195, 27342, 27630, 27937, 28210, 28551, 28665, 29295, 30086, 31434, 31941, 32235, 34398, 35490, 35919, 36270, 36673, 38682, 39494, 39910, 41013, 41405, 41445, 42315, 45129, 45570, 45630, 47151, 47585, 49686, 50778, 51883, 52390, 53235, 54405, 55874, 57102, 57330, 58023, 58590, 59241, 59865, 63882, 64470, 66619, 68355, 71838, 73346, 74529, 75215, 76167, 78585, 82026, 82810, 82890, 83811, 84630, 85653, 85995, 90258, 94302, 95170, 96705, 98735, 103766, 106470, 107757, 108810, 110019, 116046, 118482, 119730, 123721, 124215, 126945, 133238, 135387, 136710, 139685, 141453, 142755, 149058, 150430, 152334, 155649, 157170, 159705, 167622, 171306, 171990, 177723, 179595, 183365, 193410, 195559, 197470, 199857, 205065, 215514, 220038, 223587, 225645, 235755, 247442, 248430, 251433, 253890, 256711, 256959, 259415, 270774, 279370, 282906, 285510, 290115, 296205, 311298, 319410, 330057, 333095, 355446, 359190, 363181, 366730, 371163, 372645, 380835, 391118, 399714, 406161, 410130, 419055, 428265, 447174, 451290, 466333, 466947, 471510, 502866, 513422, 513918, 518830, 533169, 538785, 550095, 580230, 586677, 592410, 599571, 618605, 660114, 666190, 676935, 707265, 726362, 742326, 745290, 754299, 761670, 770133, 778245, 812322, 838110, 856530, 866047, 888615, 932666, 933894, 977795, 990171, 999285, 1066338, 1077570, 1089543, 1100190, 1113489, 1117935, 1173354, 1199142, 1237210, 1257165, 1283555, 1284795, 1353870, 1398999, 1400841, 1414530, 1508598, 1540266, 1556490, 1608373, 1650285, 1732094, 1760031, 1777230, 1798713, 1815905, 1855815, 1955590, 1980342, 1998570, 2030805, 2179086, 2226978, 2235870, 2310399, 2331665, 2334735, 2514330, 2542267, 2567110, 2569590, 2598141, 2665845, 2797998, 2801682, 2933385, 2997855, 3216746, 3268629, 3300570, 3340467, 3520062, 3597426, 3631810, 3711630, 3771495, 3850665, 4061610, 4196997, 4330235, 4620798, 4663330, 4669470, 4825119, 4950855, 5084534, 5196282, 5280093, 5331690, 5447715, 5567445, 5866770, 5995710, 6062329, 6537258, 6680934, 6931197, 6994995, 7004205, 7542990, 7626801, 7701330, 7794423, 8041865, 8393994, 8660470, 8800155, 8993565, 9650238, 9805887, 9901710, 10560186, 10895430, 11134890, 11258611, 11551995, 12124658, 12590991, 12711335, 12990705, 13862394, 13989990, 14008410, 14475357, 15253602, 15588846, 16083730, 16343145, 16702335, 17600310, 17987130, 18186987, 19611774, 20984985, 22517222, 22880403, 23103990, 23383269, 24125595, 25181982, 25422670, 25981410, 26400465, 28950714, 30311645, 32686290, 33404670, 33775833, 34655985, 36373974, 38134005, 38972115, 41969970, 43426071, 45760806, 46766538, 48251190, 49029435, 52800930, 54560961, 56293055, 60623290, 62954955, 67551666, 68641209, 69311970, 72376785, 76268010, 77944230, 78810277, 86852142, 90934935, 98058870, 101327499, 109121922, 112586110, 114402015, 116916345, 125909910, 137282418, 144753570, 157620554, 163682883, 168879165, 181869870, 202654998, 217130355, 228804030, 233832690, 236430831, 272804805, 303982497, 327365766, 337758330, 343206045, 394051385, 434260710, 472861662, 506637495, 545609610, 607964994, 686412090, 709292493, 788102770, 818414415, 1013274990, 1182154155, 1418584986, 1519912485, 1636828830, 2127877479, 2364308310, 3039824970, 3546462465, 4255754958, 7092924930, 10639387395, 21278774790]

約数ペア:

[(1, 21278774790), (2, 10639387395), (3, 7092924930), (5, 4255754958), (6, 3546462465), (7, 3039824970), (9, 2364308310), (10, 2127877479), (13, 1636828830), (14, 1519912485), (15, 1418584986), (18, 1182154155), (21, 1013274990), (26, 818414415), (27, 788102770), (30, 709292493), (31, 686412090), (35, 607964994), (39, 545609610), (42, 506637495), (45, 472861662), (49, 434260710), (54, 394051385), (62, 343206045), (63, 337758330), (65, 327365766), (70, 303982497), (78, 272804805), (90, 236430831), (91, 233832690), (93, 228804030), (98, 217130355), (105, 202654998), (117, 181869870), (126, 168879165), (130, 163682883), (135, 157620554), (147, 144753570), (155, 137282418), (169, 125909910), (182, 116916345), (186, 114402015), (189, 112586110), (195, 109121922), (210, 101327499), (217, 98058870), (234, 90934935), (245, 86852142), (270, 78810277), (273, 77944230), (279, 76268010), (294, 72376785), (307, 69311970), (310, 68641209), (315, 67551666), (338, 62954955), (351, 60623290), (378, 56293055), (390, 54560961), (403, 52800930), (434, 49029435), (441, 48251190), (455, 46766538), (465, 45760806), (490, 43426071), (507, 41969970), (546, 38972115), (558, 38134005), (585, 36373974), (614, 34655985), (630, 33775833), (637, 33404670), (651, 32686290), (702, 30311645), (735, 28950714), (806, 26400465), (819, 25981410), (837, 25422670), (845, 25181982), (882, 24125595), (910, 23383269), (921, 23103990), (930, 22880403), (945, 22517222), (1014, 20984985), (1085, 19611774), (1170, 18186987), (1183, 17987130), (1209, 17600310), (1274, 16702335), (1302, 16343145), (1323, 16083730), (1365, 15588846), (1395, 15253602), (1470, 14475357), (1519, 14008410), (1521, 13989990), (1535, 13862394), (1638, 12990705), (1674, 12711335), (1690, 12590991), (1755, 12124658), (1842, 11551995), (1890, 11258611), (1911, 11134890), (1953, 10895430), (2015, 10560186), (2149, 9901710), (2170, 9805887), (2205, 9650238), (2366, 8993565), (2418, 8800155), (2457, 8660470), (2535, 8393994), (2646, 8041865), (2730, 7794423), (2763, 7701330), (2790, 7626801), (2821, 7542990), (3038, 7004205), (3042, 6994995), (3070, 6931197), (3185, 6680934), (3255, 6537258), (3510, 6062329), (3549, 5995710), (3627, 5866770), (3822, 5567445), (3906, 5447715), (3991, 5331690), (4030, 5280093), (4095, 5196282), (4185, 5084534), (4298, 4950855), (4410, 4825119), (4557, 4669470), (4563, 4663330), (4605, 4620798), (4914, 4330235), (5070, 4196997), (5239, 4061610), (5526, 3850665), (5642, 3771495), (5733, 3711630), (5859, 3631810), (5915, 3597426), (6045, 3520062), (6370, 3340467), (6447, 3300570), (6510, 3268629), (6615, 3216746), (7098, 2997855), (7254, 2933385), (7595, 2801682), (7605, 2797998), (7982, 2665845), (8190, 2598141), (8281, 2569590), (8289, 2567110), (8370, 2542267), (8463, 2514330), (9114, 2334735), (9126, 2331665), (9210, 2310399), (9517, 2235870), (9555, 2226978), (9765, 2179086), (10478, 2030805), (10647, 1998570), (10745, 1980342), (10881, 1955590), (11466, 1855815), (11718, 1815905), (11830, 1798713), (11973, 1777230), (12090, 1760031), (12285, 1732094), (12894, 1650285), (13230, 1608373), (13671, 1556490), (13815, 1540266), (14105, 1508598), (15043, 1414530), (15190, 1400841), (15210, 1398999), (15717, 1353870), (16562, 1284795), (16578, 1283555), (16926, 1257165), (17199, 1237210), (17745, 1199142), (18135, 1173354), (19034, 1117935), (19110, 1113489), (19341, 1100190), (19530, 1089543), (19747, 1077570), (19955, 1066338), (21294, 999285), (21490, 990171), (21762, 977795), (22785, 933894), (22815, 932666), (23946, 888615), (24570, 866047), (24843, 856530), (25389, 838110), (26195, 812322), (27342, 778245), (27630, 770133), (27937, 761670), (28210, 754299), (28551, 745290), (28665, 742326), (29295, 726362), (30086, 707265), (31434, 676935), (31941, 666190), (32235, 660114), (34398, 618605), (35490, 599571), (35919, 592410), (36270, 586677), (36673, 580230), (38682, 550095), (39494, 538785), (39910, 533169), (41013, 518830), (41405, 513918), (41445, 513422), (42315, 502866), (45129, 471510), (45570, 466947), (45630, 466333), (47151, 451290), (47585, 447174), (49686, 428265), (50778, 419055), (51883, 410130), (52390, 406161), (53235, 399714), (54405, 391118), (55874, 380835), (57102, 372645), (57330, 371163), (58023, 366730), (58590, 363181), (59241, 359190), (59865, 355446), (63882, 333095), (64470, 330057), (66619, 319410), (68355, 311298), (71838, 296205), (73346, 290115), (74529, 285510), (75215, 282906), (76167, 279370), (78585, 270774), (82026, 259415), (82810, 256959), (82890, 256711), (83811, 253890), (84630, 251433), (85653, 248430), (85995, 247442), (90258, 235755), (94302, 225645), (95170, 223587), (96705, 220038), (98735, 215514), (103766, 205065), (106470, 199857), (107757, 197470), (108810, 195559), (110019, 193410), (116046, 183365), (118482, 179595), (119730, 177723), (123721, 171990), (124215, 171306), (126945, 167622), (133238, 159705), (135387, 157170), (136710, 155649), (139685, 152334), (141453, 150430), (142755, 149058)]