81618930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1847}}^1$

素因数の和:2351

約数の個数: 48

約数和(自身を含む): 212756544

約数和(自身を除く): 131137614

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 491, 982, 1473, 1847, 2455, 2946, 3694, 4419, 4910, 5541, 7365, 8838, 9235, 11082, 14730, 16623, 18470, 22095, 27705, 33246, 44190, 55410, 83115, 166230, 906877, 1813754, 2720631, 4534385, 5441262, 8161893, 9068770, 13603155, 16323786, 27206310, 40809465, 81618930]

約数ペア:

[(1, 81618930), (2, 40809465), (3, 27206310), (5, 16323786), (6, 13603155), (9, 9068770), (10, 8161893), (15, 5441262), (18, 4534385), (30, 2720631), (45, 1813754), (90, 906877), (491, 166230), (982, 83115), (1473, 55410), (1847, 44190), (2455, 33246), (2946, 27705), (3694, 22095), (4419, 18470), (4910, 16623), (5541, 14730), (7365, 11082), (8838, 9235)]