239253720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 741312000

約数和(自身を除く): 502058280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 199, 215, 233, 258, 344, 398, 430, 466, 516, 597, 645, 699, 796, 860, 932, 995, 1032, 1165, 1194, 1290, 1398, 1592, 1720, 1864, 1990, 2330, 2388, 2580, 2796, 2985, 3495, 3980, 4660, 4776, 5160, 5592, 5970, 6990, 7960, 8557, 9320, 10019, 11940, 13980, 17114, 20038, 23880, 25671, 27960, 30057, 34228, 40076, 42785, 46367, 50095, 51342, 60114, 68456, 80152, 85570, 92734, 100190, 102684, 120228, 128355, 139101, 150285, 171140, 185468, 200380, 205368, 231835, 240456, 256710, 278202, 300570, 342280, 370936, 400760, 463670, 513420, 556404, 601140, 695505, 927340, 1026840, 1112808, 1202280, 1391010, 1854680, 1993781, 2782020, 3987562, 5564040, 5981343, 7975124, 9968905, 11962686, 15950248, 19937810, 23925372, 29906715, 39875620, 47850744, 59813430, 79751240, 119626860, 239253720]

約数ペア:

[(1, 239253720), (2, 119626860), (3, 79751240), (4, 59813430), (5, 47850744), (6, 39875620), (8, 29906715), (10, 23925372), (12, 19937810), (15, 15950248), (20, 11962686), (24, 9968905), (30, 7975124), (40, 5981343), (43, 5564040), (60, 3987562), (86, 2782020), (120, 1993781), (129, 1854680), (172, 1391010), (199, 1202280), (215, 1112808), (233, 1026840), (258, 927340), (344, 695505), (398, 601140), (430, 556404), (466, 513420), (516, 463670), (597, 400760), (645, 370936), (699, 342280), (796, 300570), (860, 278202), (932, 256710), (995, 240456), (1032, 231835), (1165, 205368), (1194, 200380), (1290, 185468), (1398, 171140), (1592, 150285), (1720, 139101), (1864, 128355), (1990, 120228), (2330, 102684), (2388, 100190), (2580, 92734), (2796, 85570), (2985, 80152), (3495, 68456), (3980, 60114), (4660, 51342), (4776, 50095), (5160, 46367), (5592, 42785), (5970, 40076), (6990, 34228), (7960, 30057), (8557, 27960), (9320, 25671), (10019, 23880), (11940, 20038), (13980, 17114)]