156600620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 364609392

約数和(自身を除く): 208008772

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 163, 220, 242, 326, 397, 484, 605, 652, 794, 815, 1210, 1588, 1630, 1793, 1985, 2420, 3260, 3586, 3970, 4367, 7172, 7940, 8734, 8965, 17468, 17930, 19723, 21835, 35860, 39446, 43670, 48037, 64711, 78892, 87340, 96074, 98615, 129422, 192148, 197230, 240185, 258844, 323555, 394460, 480370, 647110, 711821, 960740, 1294220, 1423642, 2847284, 3559105, 7118210, 7830031, 14236420, 15660062, 31320124, 39150155, 78300310, 156600620]

約数ペア:

[(1, 156600620), (2, 78300310), (4, 39150155), (5, 31320124), (10, 15660062), (11, 14236420), (20, 7830031), (22, 7118210), (44, 3559105), (55, 2847284), (110, 1423642), (121, 1294220), (163, 960740), (220, 711821), (242, 647110), (326, 480370), (397, 394460), (484, 323555), (605, 258844), (652, 240185), (794, 197230), (815, 192148), (1210, 129422), (1588, 98615), (1630, 96074), (1793, 87340), (1985, 78892), (2420, 64711), (3260, 48037), (3586, 43670), (3970, 39446), (4367, 35860), (7172, 21835), (7940, 19723), (8734, 17930), (8965, 17468)]