258736080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3257}}^1$

素因数の和:3604

約数の個数: 80

約数和(自身を含む): 804752064

約数和(自身を除く): 546015984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 3257, 3310, 3972, 4965, 5296, 6514, 6620, 7944, 9771, 9930, 13028, 13240, 15888, 16285, 19542, 19860, 26056, 26480, 32570, 39084, 39720, 48855, 52112, 65140, 78168, 79440, 97710, 130280, 156336, 195420, 260560, 390840, 781680, 1078067, 2156134, 3234201, 4312268, 5390335, 6468402, 8624536, 10780670, 12936804, 16171005, 17249072, 21561340, 25873608, 32342010, 43122680, 51747216, 64684020, 86245360, 129368040, 258736080]

約数ペア:

[(1, 258736080), (2, 129368040), (3, 86245360), (4, 64684020), (5, 51747216), (6, 43122680), (8, 32342010), (10, 25873608), (12, 21561340), (15, 17249072), (16, 16171005), (20, 12936804), (24, 10780670), (30, 8624536), (40, 6468402), (48, 5390335), (60, 4312268), (80, 3234201), (120, 2156134), (240, 1078067), (331, 781680), (662, 390840), (993, 260560), (1324, 195420), (1655, 156336), (1986, 130280), (2648, 97710), (3257, 79440), (3310, 78168), (3972, 65140), (4965, 52112), (5296, 48855), (6514, 39720), (6620, 39084), (7944, 32570), (9771, 26480), (9930, 26056), (13028, 19860), (13240, 19542), (15888, 16285)]