77078280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4621}}^1$

素因数の和:4774

約数の個数: 64

約数和(自身を含む): 232948800

約数和(自身を除く): 155870520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 4621, 5560, 8340, 9242, 13863, 16680, 18484, 23105, 27726, 36968, 46210, 55452, 69315, 92420, 110904, 138630, 184840, 277260, 554520, 642319, 1284638, 1926957, 2569276, 3211595, 3853914, 5138552, 6423190, 7707828, 9634785, 12846380, 15415656, 19269570, 25692760, 38539140, 77078280]

約数ペア:

[(1, 77078280), (2, 38539140), (3, 25692760), (4, 19269570), (5, 15415656), (6, 12846380), (8, 9634785), (10, 7707828), (12, 6423190), (15, 5138552), (20, 3853914), (24, 3211595), (30, 2569276), (40, 1926957), (60, 1284638), (120, 642319), (139, 554520), (278, 277260), (417, 184840), (556, 138630), (695, 110904), (834, 92420), (1112, 69315), (1390, 55452), (1668, 46210), (2085, 36968), (2780, 27726), (3336, 23105), (4170, 18484), (4621, 16680), (5560, 13863), (8340, 9242)]