262991820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1029

約数の個数: 192

約数和(自身を含む): 925747200

約数和(自身を除く): 662755380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 343, 364, 390, 420, 455, 490, 546, 588, 637, 686, 735, 780, 910, 980, 983, 1029, 1092, 1274, 1365, 1372, 1470, 1715, 1820, 1911, 1966, 2058, 2548, 2730, 2940, 2949, 3185, 3430, 3822, 3932, 4116, 4459, 4915, 5145, 5460, 5898, 6370, 6860, 6881, 7644, 8918, 9555, 9830, 10290, 11796, 12740, 12779, 13377, 13762, 14745, 17836, 19110, 19660, 20580, 20643, 22295, 25558, 26754, 27524, 29490, 34405, 38220, 38337, 41286, 44590, 48167, 51116, 53508, 58980, 63895, 66885, 68810, 76674, 82572, 89180, 89453, 96334, 103215, 127790, 133770, 137620, 144501, 153348, 178906, 191685, 192668, 206430, 240835, 255580, 267540, 268359, 289002, 337169, 357812, 383370, 412860, 447265, 481670, 536718, 578004, 626171, 674338, 722505, 766740, 894530, 963340, 1011507, 1073436, 1252342, 1341795, 1348676, 1445010, 1685845, 1789060, 1878513, 2023014, 2504684, 2683590, 2890020, 3130855, 3371690, 3757026, 4046028, 4383197, 5057535, 5367180, 6261710, 6743380, 7514052, 8766394, 9392565, 10115070, 12523420, 13149591, 17532788, 18785130, 20230140, 21915985, 26299182, 37570260, 43831970, 52598364, 65747955, 87663940, 131495910, 262991820]

約数ペア:

[(1, 262991820), (2, 131495910), (3, 87663940), (4, 65747955), (5, 52598364), (6, 43831970), (7, 37570260), (10, 26299182), (12, 21915985), (13, 20230140), (14, 18785130), (15, 17532788), (20, 13149591), (21, 12523420), (26, 10115070), (28, 9392565), (30, 8766394), (35, 7514052), (39, 6743380), (42, 6261710), (49, 5367180), (52, 5057535), (60, 4383197), (65, 4046028), (70, 3757026), (78, 3371690), (84, 3130855), (91, 2890020), (98, 2683590), (105, 2504684), (130, 2023014), (140, 1878513), (147, 1789060), (156, 1685845), (182, 1445010), (195, 1348676), (196, 1341795), (210, 1252342), (245, 1073436), (260, 1011507), (273, 963340), (294, 894530), (343, 766740), (364, 722505), (390, 674338), (420, 626171), (455, 578004), (490, 536718), (546, 481670), (588, 447265), (637, 412860), (686, 383370), (735, 357812), (780, 337169), (910, 289002), (980, 268359), (983, 267540), (1029, 255580), (1092, 240835), (1274, 206430), (1365, 192668), (1372, 191685), (1470, 178906), (1715, 153348), (1820, 144501), (1911, 137620), (1966, 133770), (2058, 127790), (2548, 103215), (2730, 96334), (2940, 89453), (2949, 89180), (3185, 82572), (3430, 76674), (3822, 68810), (3932, 66885), (4116, 63895), (4459, 58980), (4915, 53508), (5145, 51116), (5460, 48167), (5898, 44590), (6370, 41286), (6860, 38337), (6881, 38220), (7644, 34405), (8918, 29490), (9555, 27524), (9830, 26754), (10290, 25558), (11796, 22295), (12740, 20643), (12779, 20580), (13377, 19660), (13762, 19110), (14745, 17836)]