269248640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 682698240

約数和(自身を除く): 413449600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 160, 164, 205, 248, 310, 320, 328, 331, 410, 496, 620, 640, 656, 662, 820, 992, 1240, 1271, 1312, 1324, 1640, 1655, 1984, 2480, 2542, 2624, 2648, 3280, 3310, 3968, 4960, 5084, 5248, 5296, 6355, 6560, 6620, 9920, 10168, 10261, 10592, 12710, 13120, 13240, 13571, 19840, 20336, 20522, 21184, 25420, 26240, 26480, 27142, 40672, 41044, 42368, 50840, 51305, 52960, 54284, 67855, 81344, 82088, 101680, 102610, 105920, 108568, 135710, 162688, 164176, 203360, 205220, 211840, 217136, 271420, 328352, 406720, 410440, 420701, 434272, 542840, 656704, 813440, 820880, 841402, 868544, 1085680, 1313408, 1641760, 1682804, 1737088, 2103505, 2171360, 3283520, 3365608, 4207010, 4342720, 6567040, 6731216, 8414020, 8685440, 13462432, 16828040, 26924864, 33656080, 53849728, 67312160, 134624320, 269248640]

約数ペア:

[(1, 269248640), (2, 134624320), (4, 67312160), (5, 53849728), (8, 33656080), (10, 26924864), (16, 16828040), (20, 13462432), (31, 8685440), (32, 8414020), (40, 6731216), (41, 6567040), (62, 4342720), (64, 4207010), (80, 3365608), (82, 3283520), (124, 2171360), (128, 2103505), (155, 1737088), (160, 1682804), (164, 1641760), (205, 1313408), (248, 1085680), (310, 868544), (320, 841402), (328, 820880), (331, 813440), (410, 656704), (496, 542840), (620, 434272), (640, 420701), (656, 410440), (662, 406720), (820, 328352), (992, 271420), (1240, 217136), (1271, 211840), (1312, 205220), (1324, 203360), (1640, 164176), (1655, 162688), (1984, 135710), (2480, 108568), (2542, 105920), (2624, 102610), (2648, 101680), (3280, 82088), (3310, 81344), (3968, 67855), (4960, 54284), (5084, 52960), (5248, 51305), (5296, 50840), (6355, 42368), (6560, 41044), (6620, 40672), (9920, 27142), (10168, 26480), (10261, 26240), (10592, 25420), (12710, 21184), (13120, 20522), (13240, 20336), (13571, 19840)]