7764080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 80

約数和(自身を含む): 19281504

約数和(自身を除く): 11517424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 61, 74, 80, 86, 122, 148, 172, 185, 215, 244, 296, 305, 344, 370, 430, 488, 592, 610, 688, 740, 860, 976, 1220, 1480, 1591, 1720, 2257, 2440, 2623, 2960, 3182, 3440, 4514, 4880, 5246, 6364, 7955, 9028, 10492, 11285, 12728, 13115, 15910, 18056, 20984, 22570, 25456, 26230, 31820, 36112, 41968, 45140, 52460, 63640, 90280, 97051, 104920, 127280, 180560, 194102, 209840, 388204, 485255, 776408, 970510, 1552816, 1941020, 3882040, 7764080]

約数ペア:

[(1, 7764080), (2, 3882040), (4, 1941020), (5, 1552816), (8, 970510), (10, 776408), (16, 485255), (20, 388204), (37, 209840), (40, 194102), (43, 180560), (61, 127280), (74, 104920), (80, 97051), (86, 90280), (122, 63640), (148, 52460), (172, 45140), (185, 41968), (215, 36112), (244, 31820), (296, 26230), (305, 25456), (344, 22570), (370, 20984), (430, 18056), (488, 15910), (592, 13115), (610, 12728), (688, 11285), (740, 10492), (860, 9028), (976, 7955), (1220, 6364), (1480, 5246), (1591, 4880), (1720, 4514), (2257, 3440), (2440, 3182), (2623, 2960)]