1339092245240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{39041}}^1$

素因数の和:39421

約数の個数: 128

約数和(自身を含む): 3148346880000

約数和(自身を除く): 1809254634760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 139, 155, 199, 248, 278, 310, 398, 556, 620, 695, 796, 995, 1112, 1240, 1390, 1592, 1990, 2780, 3980, 4309, 5560, 6169, 7960, 8618, 12338, 17236, 21545, 24676, 27661, 30845, 34472, 39041, 43090, 49352, 55322, 61690, 78082, 86180, 110644, 123380, 138305, 156164, 172360, 195205, 221288, 246760, 276610, 312328, 390410, 553220, 780820, 857491, 1106440, 1210271, 1561640, 1714982, 2420542, 3429964, 4287455, 4841084, 5426699, 6051355, 6859928, 7769159, 8574910, 9682168, 10853398, 12102710, 15538318, 17149820, 21706796, 24205420, 27133495, 31076636, 34299640, 38845795, 43413592, 48410840, 54266990, 62153272, 77691590, 108533980, 155383180, 168227669, 217067960, 240843929, 310766360, 336455338, 481687858, 672910676, 841138345, 963375716, 1079913101, 1204219645, 1345821352, 1682276690, 1926751432, 2159826202, 2408439290, 3364553380, 4319652404, 4816878580, 5399565505, 6729106760, 8639304808, 9633757160, 10799131010, 21598262020, 33477306131, 43196524040, 66954612262, 133909224524, 167386530655, 267818449048, 334773061310, 669546122620, 1339092245240]

約数ペア:

[(1, 1339092245240), (2, 669546122620), (4, 334773061310), (5, 267818449048), (8, 167386530655), (10, 133909224524), (20, 66954612262), (31, 43196524040), (40, 33477306131), (62, 21598262020), (124, 10799131010), (139, 9633757160), (155, 8639304808), (199, 6729106760), (248, 5399565505), (278, 4816878580), (310, 4319652404), (398, 3364553380), (556, 2408439290), (620, 2159826202), (695, 1926751432), (796, 1682276690), (995, 1345821352), (1112, 1204219645), (1240, 1079913101), (1390, 963375716), (1592, 841138345), (1990, 672910676), (2780, 481687858), (3980, 336455338), (4309, 310766360), (5560, 240843929), (6169, 217067960), (7960, 168227669), (8618, 155383180), (12338, 108533980), (17236, 77691590), (21545, 62153272), (24676, 54266990), (27661, 48410840), (30845, 43413592), (34472, 38845795), (39041, 34299640), (43090, 31076636), (49352, 27133495), (55322, 24205420), (61690, 21706796), (78082, 17149820), (86180, 15538318), (110644, 12102710), (123380, 10853398), (138305, 9682168), (156164, 8574910), (172360, 7769159), (195205, 6859928), (221288, 6051355), (246760, 5426699), (276610, 4841084), (312328, 4287455), (390410, 3429964), (553220, 2420542), (780820, 1714982), (857491, 1561640), (1106440, 1210271)]