1315288380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:921

約数の個数: 192

約数和(自身を含む): 4354560000

約数和(自身を除く): 3039271620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 79, 84, 98, 105, 140, 147, 158, 196, 210, 237, 245, 294, 316, 343, 395, 420, 474, 490, 553, 588, 686, 735, 790, 809, 948, 980, 1029, 1106, 1185, 1372, 1470, 1580, 1618, 1659, 1715, 2058, 2212, 2370, 2427, 2765, 2940, 3236, 3318, 3430, 3871, 4045, 4116, 4740, 4854, 5145, 5530, 5663, 6636, 6860, 7742, 8090, 8295, 9708, 10290, 11060, 11326, 11613, 12135, 15484, 16180, 16590, 16989, 19355, 20580, 22652, 23226, 24270, 27097, 28315, 33180, 33978, 38710, 39641, 46452, 48540, 54194, 56630, 58065, 63911, 67956, 77420, 79282, 81291, 84945, 108388, 113260, 116130, 118923, 127822, 135485, 158564, 162582, 169890, 191733, 198205, 232260, 237846, 255644, 270970, 277487, 319555, 325164, 339780, 383466, 396410, 406455, 447377, 475692, 541940, 554974, 594615, 639110, 766932, 792820, 812910, 832461, 894754, 958665, 1109948, 1189230, 1278220, 1342131, 1387435, 1625820, 1664922, 1789508, 1917330, 2236885, 2378460, 2684262, 2774870, 3131639, 3329844, 3834660, 4162305, 4473770, 5368524, 5549740, 6263278, 6710655, 8324610, 8947540, 9394917, 12526556, 13421310, 15658195, 16649220, 18789834, 21921473, 26842620, 31316390, 37579668, 43842946, 46974585, 62632780, 65764419, 87685892, 93949170, 109607365, 131528838, 187898340, 219214730, 263057676, 328822095, 438429460, 657644190, 1315288380]

約数ペア:

[(1, 1315288380), (2, 657644190), (3, 438429460), (4, 328822095), (5, 263057676), (6, 219214730), (7, 187898340), (10, 131528838), (12, 109607365), (14, 93949170), (15, 87685892), (20, 65764419), (21, 62632780), (28, 46974585), (30, 43842946), (35, 37579668), (42, 31316390), (49, 26842620), (60, 21921473), (70, 18789834), (79, 16649220), (84, 15658195), (98, 13421310), (105, 12526556), (140, 9394917), (147, 8947540), (158, 8324610), (196, 6710655), (210, 6263278), (237, 5549740), (245, 5368524), (294, 4473770), (316, 4162305), (343, 3834660), (395, 3329844), (420, 3131639), (474, 2774870), (490, 2684262), (553, 2378460), (588, 2236885), (686, 1917330), (735, 1789508), (790, 1664922), (809, 1625820), (948, 1387435), (980, 1342131), (1029, 1278220), (1106, 1189230), (1185, 1109948), (1372, 958665), (1470, 894754), (1580, 832461), (1618, 812910), (1659, 792820), (1715, 766932), (2058, 639110), (2212, 594615), (2370, 554974), (2427, 541940), (2765, 475692), (2940, 447377), (3236, 406455), (3318, 396410), (3430, 383466), (3871, 339780), (4045, 325164), (4116, 319555), (4740, 277487), (4854, 270970), (5145, 255644), (5530, 237846), (5663, 232260), (6636, 198205), (6860, 191733), (7742, 169890), (8090, 162582), (8295, 158564), (9708, 135485), (10290, 127822), (11060, 118923), (11326, 116130), (11613, 113260), (12135, 108388), (15484, 84945), (16180, 81291), (16590, 79282), (16989, 77420), (19355, 67956), (20580, 63911), (22652, 58065), (23226, 56630), (24270, 54194), (27097, 48540), (28315, 46452), (33180, 39641), (33978, 38710)]