215371260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2969}}^1$

素因数の和:3028

約数の個数: 144

約数和(自身を含む): 726485760

約数和(自身を除く): 511114500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 2969, 3627, 4030, 4836, 5580, 5938, 6045, 7254, 8060, 8907, 11876, 12090, 14508, 14845, 17814, 18135, 24180, 26721, 29690, 35628, 36270, 38597, 44535, 53442, 59380, 72540, 77194, 89070, 92039, 106884, 115791, 133605, 154388, 178140, 184078, 192985, 231582, 267210, 276117, 347373, 368156, 385970, 460195, 463164, 534420, 552234, 578955, 694746, 771940, 828351, 920390, 1104468, 1157910, 1196507, 1380585, 1389492, 1656702, 1736865, 1840780, 2315820, 2393014, 2761170, 3313404, 3473730, 3589521, 4141755, 4786028, 5522340, 5982535, 6947460, 7179042, 8283510, 10768563, 11965070, 14358084, 16567020, 17947605, 21537126, 23930140, 35895210, 43074252, 53842815, 71790420, 107685630, 215371260]

約数ペア:

[(1, 215371260), (2, 107685630), (3, 71790420), (4, 53842815), (5, 43074252), (6, 35895210), (9, 23930140), (10, 21537126), (12, 17947605), (13, 16567020), (15, 14358084), (18, 11965070), (20, 10768563), (26, 8283510), (30, 7179042), (31, 6947460), (36, 5982535), (39, 5522340), (45, 4786028), (52, 4141755), (60, 3589521), (62, 3473730), (65, 3313404), (78, 2761170), (90, 2393014), (93, 2315820), (117, 1840780), (124, 1736865), (130, 1656702), (155, 1389492), (156, 1380585), (180, 1196507), (186, 1157910), (195, 1104468), (234, 920390), (260, 828351), (279, 771940), (310, 694746), (372, 578955), (390, 552234), (403, 534420), (465, 463164), (468, 460195), (558, 385970), (585, 368156), (620, 347373), (780, 276117), (806, 267210), (930, 231582), (1116, 192985), (1170, 184078), (1209, 178140), (1395, 154388), (1612, 133605), (1860, 115791), (2015, 106884), (2340, 92039), (2418, 89070), (2790, 77194), (2969, 72540), (3627, 59380), (4030, 53442), (4836, 44535), (5580, 38597), (5938, 36270), (6045, 35628), (7254, 29690), (8060, 26721), (8907, 24180), (11876, 18135), (12090, 17814), (14508, 14845)]