1638086940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:957

約数の個数: 288

約数和(自身を含む): 5981399424

約数和(自身を除く): 4343312484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 41, 42, 45, 60, 63, 70, 74, 82, 84, 90, 105, 111, 123, 126, 140, 148, 164, 180, 185, 205, 210, 222, 246, 252, 259, 287, 315, 333, 369, 370, 410, 420, 444, 492, 518, 555, 574, 615, 630, 666, 738, 740, 777, 820, 857, 861, 1036, 1110, 1148, 1230, 1260, 1295, 1332, 1435, 1476, 1517, 1554, 1665, 1714, 1722, 1845, 2220, 2331, 2460, 2571, 2583, 2590, 2870, 3034, 3108, 3330, 3428, 3444, 3690, 3885, 4285, 4305, 4551, 4662, 5142, 5166, 5180, 5740, 5999, 6068, 6660, 7380, 7585, 7713, 7770, 8570, 8610, 9102, 9324, 10284, 10332, 10619, 11655, 11998, 12855, 12915, 13653, 15170, 15426, 15540, 17140, 17220, 17997, 18204, 21238, 22755, 23310, 23996, 25710, 25830, 27306, 29995, 30340, 30852, 31709, 31857, 35137, 35994, 38565, 42476, 45510, 46620, 51420, 51660, 53095, 53991, 54612, 59990, 63418, 63714, 68265, 70274, 71988, 77130, 89985, 91020, 95127, 95571, 105411, 106190, 107982, 119980, 126836, 127428, 136530, 140548, 154260, 158545, 159285, 175685, 179970, 190254, 191142, 210822, 212380, 215964, 221963, 245959, 269955, 273060, 285381, 316233, 317090, 318570, 351370, 359940, 380508, 382284, 421644, 443926, 475635, 477855, 491918, 527055, 539910, 570762, 632466, 634180, 637140, 665889, 702740, 737877, 887852, 951270, 955710, 983836, 1054110, 1079820, 1109815, 1141524, 1229795, 1264932, 1300069, 1331778, 1426905, 1475754, 1581165, 1902540, 1911420, 1997667, 2108220, 2213631, 2219630, 2459590, 2600138, 2663556, 2853810, 2951508, 3162330, 3329445, 3689385, 3900207, 3995334, 4427262, 4439260, 4919180, 5200276, 5707620, 6324660, 6500345, 6658890, 7378770, 7800414, 7990668, 8854524, 9100483, 9988335, 11068155, 11700621, 13000690, 13317780, 14757540, 15600828, 18200966, 19501035, 19976670, 22136310, 23401242, 26001380, 27301449, 36401932, 39002070, 39953340, 44272620, 45502415, 46802484, 54602898, 58503105, 78004140, 81904347, 91004830, 109205796, 117006210, 136507245, 163808694, 182009660, 234012420, 273014490, 327617388, 409521735, 546028980, 819043470, 1638086940]

約数ペア:

[(1, 1638086940), (2, 819043470), (3, 546028980), (4, 409521735), (5, 327617388), (6, 273014490), (7, 234012420), (9, 182009660), (10, 163808694), (12, 136507245), (14, 117006210), (15, 109205796), (18, 91004830), (20, 81904347), (21, 78004140), (28, 58503105), (30, 54602898), (35, 46802484), (36, 45502415), (37, 44272620), (41, 39953340), (42, 39002070), (45, 36401932), (60, 27301449), (63, 26001380), (70, 23401242), (74, 22136310), (82, 19976670), (84, 19501035), (90, 18200966), (105, 15600828), (111, 14757540), (123, 13317780), (126, 13000690), (140, 11700621), (148, 11068155), (164, 9988335), (180, 9100483), (185, 8854524), (205, 7990668), (210, 7800414), (222, 7378770), (246, 6658890), (252, 6500345), (259, 6324660), (287, 5707620), (315, 5200276), (333, 4919180), (369, 4439260), (370, 4427262), (410, 3995334), (420, 3900207), (444, 3689385), (492, 3329445), (518, 3162330), (555, 2951508), (574, 2853810), (615, 2663556), (630, 2600138), (666, 2459590), (738, 2219630), (740, 2213631), (777, 2108220), (820, 1997667), (857, 1911420), (861, 1902540), (1036, 1581165), (1110, 1475754), (1148, 1426905), (1230, 1331778), (1260, 1300069), (1295, 1264932), (1332, 1229795), (1435, 1141524), (1476, 1109815), (1517, 1079820), (1554, 1054110), (1665, 983836), (1714, 955710), (1722, 951270), (1845, 887852), (2220, 737877), (2331, 702740), (2460, 665889), (2571, 637140), (2583, 634180), (2590, 632466), (2870, 570762), (3034, 539910), (3108, 527055), (3330, 491918), (3428, 477855), (3444, 475635), (3690, 443926), (3885, 421644), (4285, 382284), (4305, 380508), (4551, 359940), (4662, 351370), (5142, 318570), (5166, 317090), (5180, 316233), (5740, 285381), (5999, 273060), (6068, 269955), (6660, 245959), (7380, 221963), (7585, 215964), (7713, 212380), (7770, 210822), (8570, 191142), (8610, 190254), (9102, 179970), (9324, 175685), (10284, 159285), (10332, 158545), (10619, 154260), (11655, 140548), (11998, 136530), (12855, 127428), (12915, 126836), (13653, 119980), (15170, 107982), (15426, 106190), (15540, 105411), (17140, 95571), (17220, 95127), (17997, 91020), (18204, 89985), (21238, 77130), (22755, 71988), (23310, 70274), (23996, 68265), (25710, 63714), (25830, 63418), (27306, 59990), (29995, 54612), (30340, 53991), (30852, 53095), (31709, 51660), (31857, 51420), (35137, 46620), (35994, 45510), (38565, 42476)]