1285490040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{7757}}^1$

素因数の和:9152

約数の個数: 64

約数和(自身を含む): 3859760160

約数和(自身を除く): 2574270120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1381, 2762, 4143, 5524, 6905, 7757, 8286, 11048, 13810, 15514, 16572, 20715, 23271, 27620, 31028, 33144, 38785, 41430, 46542, 55240, 62056, 77570, 82860, 93084, 116355, 155140, 165720, 186168, 232710, 310280, 465420, 930840, 10712417, 21424834, 32137251, 42849668, 53562085, 64274502, 85699336, 107124170, 128549004, 160686255, 214248340, 257098008, 321372510, 428496680, 642745020, 1285490040]

約数ペア:

[(1, 1285490040), (2, 642745020), (3, 428496680), (4, 321372510), (5, 257098008), (6, 214248340), (8, 160686255), (10, 128549004), (12, 107124170), (15, 85699336), (20, 64274502), (24, 53562085), (30, 42849668), (40, 32137251), (60, 21424834), (120, 10712417), (1381, 930840), (2762, 465420), (4143, 310280), (5524, 232710), (6905, 186168), (7757, 165720), (8286, 155140), (11048, 116355), (13810, 93084), (15514, 82860), (16572, 77570), (20715, 62056), (23271, 55240), (27620, 46542), (31028, 41430), (33144, 38785)]