631459920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1062

約数の個数: 320

約数和(自身を含む): 2494840320

約数和(自身を除く): 1863380400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 29, 30, 35, 39, 40, 42, 48, 52, 56, 58, 60, 65, 70, 78, 80, 84, 87, 91, 104, 105, 112, 116, 120, 130, 140, 145, 156, 168, 174, 182, 195, 203, 208, 210, 232, 240, 260, 273, 280, 290, 312, 336, 348, 364, 377, 390, 406, 420, 435, 455, 464, 520, 546, 560, 580, 609, 624, 696, 728, 754, 780, 812, 840, 870, 910, 997, 1015, 1040, 1092, 1131, 1160, 1218, 1365, 1392, 1456, 1508, 1560, 1624, 1680, 1740, 1820, 1885, 1994, 2030, 2184, 2262, 2320, 2436, 2639, 2730, 2991, 3016, 3045, 3120, 3248, 3480, 3640, 3770, 3988, 4060, 4368, 4524, 4872, 4985, 5278, 5460, 5655, 5982, 6032, 6090, 6960, 6979, 7280, 7540, 7917, 7976, 8120, 9048, 9744, 9970, 10556, 10920, 11310, 11964, 12180, 12961, 13195, 13958, 14955, 15080, 15834, 15952, 16240, 18096, 19940, 20937, 21112, 21840, 22620, 23928, 24360, 25922, 26390, 27916, 28913, 29910, 30160, 31668, 34895, 38883, 39585, 39880, 41874, 42224, 45240, 47856, 48720, 51844, 52780, 55832, 57826, 59820, 63336, 64805, 69790, 77766, 79170, 79760, 83748, 86739, 90480, 90727, 103688, 104685, 105560, 111664, 115652, 119640, 126672, 129610, 139580, 144565, 155532, 158340, 167496, 173478, 181454, 194415, 202391, 207376, 209370, 211120, 231304, 239280, 259220, 272181, 279160, 289130, 311064, 316680, 334992, 346956, 362908, 375869, 388830, 404782, 418740, 433695, 453635, 462608, 518440, 544362, 558320, 578260, 607173, 622128, 633360, 693912, 725816, 751738, 777660, 809564, 837480, 867390, 907270, 1011955, 1036880, 1088724, 1127607, 1156520, 1214346, 1360905, 1387824, 1451632, 1503476, 1555320, 1619128, 1674960, 1734780, 1814540, 1879345, 2023910, 2177448, 2255214, 2313040, 2428692, 2631083, 2721810, 3006952, 3035865, 3110640, 3238256, 3469560, 3629080, 3758690, 4047820, 4354896, 4510428, 4857384, 5262166, 5443620, 5638035, 6013904, 6071730, 6939120, 7258160, 7517380, 7893249, 8095640, 9020856, 9714768, 10524332, 10887240, 11276070, 12143460, 13155415, 15034760, 15786498, 16191280, 18041712, 21048664, 21774480, 22552140, 24286920, 26310830, 30069520, 31572996, 39466245, 42097328, 45104280, 48573840, 52621660, 63145992, 78932490, 90208560, 105243320, 126291984, 157864980, 210486640, 315729960, 631459920]

約数ペア:

[(1, 631459920), (2, 315729960), (3, 210486640), (4, 157864980), (5, 126291984), (6, 105243320), (7, 90208560), (8, 78932490), (10, 63145992), (12, 52621660), (13, 48573840), (14, 45104280), (15, 42097328), (16, 39466245), (20, 31572996), (21, 30069520), (24, 26310830), (26, 24286920), (28, 22552140), (29, 21774480), (30, 21048664), (35, 18041712), (39, 16191280), (40, 15786498), (42, 15034760), (48, 13155415), (52, 12143460), (56, 11276070), (58, 10887240), (60, 10524332), (65, 9714768), (70, 9020856), (78, 8095640), (80, 7893249), (84, 7517380), (87, 7258160), (91, 6939120), (104, 6071730), (105, 6013904), (112, 5638035), (116, 5443620), (120, 5262166), (130, 4857384), (140, 4510428), (145, 4354896), (156, 4047820), (168, 3758690), (174, 3629080), (182, 3469560), (195, 3238256), (203, 3110640), (208, 3035865), (210, 3006952), (232, 2721810), (240, 2631083), (260, 2428692), (273, 2313040), (280, 2255214), (290, 2177448), (312, 2023910), (336, 1879345), (348, 1814540), (364, 1734780), (377, 1674960), (390, 1619128), (406, 1555320), (420, 1503476), (435, 1451632), (455, 1387824), (464, 1360905), (520, 1214346), (546, 1156520), (560, 1127607), (580, 1088724), (609, 1036880), (624, 1011955), (696, 907270), (728, 867390), (754, 837480), (780, 809564), (812, 777660), (840, 751738), (870, 725816), (910, 693912), (997, 633360), (1015, 622128), (1040, 607173), (1092, 578260), (1131, 558320), (1160, 544362), (1218, 518440), (1365, 462608), (1392, 453635), (1456, 433695), (1508, 418740), (1560, 404782), (1624, 388830), (1680, 375869), (1740, 362908), (1820, 346956), (1885, 334992), (1994, 316680), (2030, 311064), (2184, 289130), (2262, 279160), (2320, 272181), (2436, 259220), (2639, 239280), (2730, 231304), (2991, 211120), (3016, 209370), (3045, 207376), (3120, 202391), (3248, 194415), (3480, 181454), (3640, 173478), (3770, 167496), (3988, 158340), (4060, 155532), (4368, 144565), (4524, 139580), (4872, 129610), (4985, 126672), (5278, 119640), (5460, 115652), (5655, 111664), (5982, 105560), (6032, 104685), (6090, 103688), (6960, 90727), (6979, 90480), (7280, 86739), (7540, 83748), (7917, 79760), (7976, 79170), (8120, 77766), (9048, 69790), (9744, 64805), (9970, 63336), (10556, 59820), (10920, 57826), (11310, 55832), (11964, 52780), (12180, 51844), (12961, 48720), (13195, 47856), (13958, 45240), (14955, 42224), (15080, 41874), (15834, 39880), (15952, 39585), (16240, 38883), (18096, 34895), (19940, 31668), (20937, 30160), (21112, 29910), (21840, 28913), (22620, 27916), (23928, 26390), (24360, 25922)]