30657840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1074

約数の個数: 80

約数和(自身を含む): 95827200

約数和(自身を除く): 65169360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 919, 1112, 1390, 1668, 1838, 2085, 2224, 2757, 2780, 3336, 3676, 4170, 4595, 5514, 5560, 6672, 7352, 8340, 9190, 11028, 11120, 13785, 14704, 16680, 18380, 22056, 27570, 33360, 36760, 44112, 55140, 73520, 110280, 127741, 220560, 255482, 383223, 510964, 638705, 766446, 1021928, 1277410, 1532892, 1916115, 2043856, 2554820, 3065784, 3832230, 5109640, 6131568, 7664460, 10219280, 15328920, 30657840]

約数ペア:

[(1, 30657840), (2, 15328920), (3, 10219280), (4, 7664460), (5, 6131568), (6, 5109640), (8, 3832230), (10, 3065784), (12, 2554820), (15, 2043856), (16, 1916115), (20, 1532892), (24, 1277410), (30, 1021928), (40, 766446), (48, 638705), (60, 510964), (80, 383223), (120, 255482), (139, 220560), (240, 127741), (278, 110280), (417, 73520), (556, 55140), (695, 44112), (834, 36760), (919, 33360), (1112, 27570), (1390, 22056), (1668, 18380), (1838, 16680), (2085, 14704), (2224, 13785), (2757, 11120), (2780, 11028), (3336, 9190), (3676, 8340), (4170, 7352), (4595, 6672), (5514, 5560)]