31294380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:835

約数の個数: 96

約数和(自身を含む): 96272064

約数和(自身を除く): 64977684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 689, 757, 780, 795, 1060, 1378, 1514, 1590, 2067, 2271, 2756, 3028, 3180, 3445, 3785, 4134, 4542, 6890, 7570, 8268, 9084, 9841, 10335, 11355, 13780, 15140, 19682, 20670, 22710, 29523, 39364, 40121, 41340, 45420, 49205, 59046, 80242, 98410, 118092, 120363, 147615, 160484, 196820, 200605, 240726, 295230, 401210, 481452, 521573, 590460, 601815, 802420, 1043146, 1203630, 1564719, 2086292, 2407260, 2607865, 3129438, 5215730, 6258876, 7823595, 10431460, 15647190, 31294380]

約数ペア:

[(1, 31294380), (2, 15647190), (3, 10431460), (4, 7823595), (5, 6258876), (6, 5215730), (10, 3129438), (12, 2607865), (13, 2407260), (15, 2086292), (20, 1564719), (26, 1203630), (30, 1043146), (39, 802420), (52, 601815), (53, 590460), (60, 521573), (65, 481452), (78, 401210), (106, 295230), (130, 240726), (156, 200605), (159, 196820), (195, 160484), (212, 147615), (260, 120363), (265, 118092), (318, 98410), (390, 80242), (530, 59046), (636, 49205), (689, 45420), (757, 41340), (780, 40121), (795, 39364), (1060, 29523), (1378, 22710), (1514, 20670), (1590, 19682), (2067, 15140), (2271, 13780), (2756, 11355), (3028, 10335), (3180, 9841), (3445, 9084), (3785, 8268), (4134, 7570), (4542, 6890)]