158431920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1697}}^1$

素因数の和:2102

約数の個数: 80

約数和(自身を含む): 492691680

約数和(自身を除く): 334259760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 1167, 1556, 1697, 1945, 2334, 3112, 3394, 3890, 4668, 5091, 5835, 6224, 6788, 7780, 8485, 9336, 10182, 11670, 13576, 15560, 16970, 18672, 20364, 23340, 25455, 27152, 31120, 33940, 40728, 46680, 50910, 67880, 81456, 93360, 101820, 135760, 203640, 407280, 660133, 1320266, 1980399, 2640532, 3300665, 3960798, 5281064, 6601330, 7921596, 9901995, 10562128, 13202660, 15843192, 19803990, 26405320, 31686384, 39607980, 52810640, 79215960, 158431920]

約数ペア:

[(1, 158431920), (2, 79215960), (3, 52810640), (4, 39607980), (5, 31686384), (6, 26405320), (8, 19803990), (10, 15843192), (12, 13202660), (15, 10562128), (16, 9901995), (20, 7921596), (24, 6601330), (30, 5281064), (40, 3960798), (48, 3300665), (60, 2640532), (80, 1980399), (120, 1320266), (240, 660133), (389, 407280), (778, 203640), (1167, 135760), (1556, 101820), (1697, 93360), (1945, 81456), (2334, 67880), (3112, 50910), (3394, 46680), (3890, 40728), (4668, 33940), (5091, 31120), (5835, 27152), (6224, 25455), (6788, 23340), (7780, 20364), (8485, 18672), (9336, 16970), (10182, 15560), (11670, 13576)]