66978840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5419}}^1$

素因数の和:5536

約数の個数: 64

約数和(自身を含む): 202924800

約数和(自身を除く): 135945960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 5419, 6180, 10838, 12360, 16257, 21676, 27095, 32514, 43352, 54190, 65028, 81285, 108380, 130056, 162570, 216760, 325140, 558157, 650280, 1116314, 1674471, 2232628, 2790785, 3348942, 4465256, 5581570, 6697884, 8372355, 11163140, 13395768, 16744710, 22326280, 33489420, 66978840]

約数ペア:

[(1, 66978840), (2, 33489420), (3, 22326280), (4, 16744710), (5, 13395768), (6, 11163140), (8, 8372355), (10, 6697884), (12, 5581570), (15, 4465256), (20, 3348942), (24, 2790785), (30, 2232628), (40, 1674471), (60, 1116314), (103, 650280), (120, 558157), (206, 325140), (309, 216760), (412, 162570), (515, 130056), (618, 108380), (824, 81285), (1030, 65028), (1236, 54190), (1545, 43352), (2060, 32514), (2472, 27095), (3090, 21676), (4120, 16257), (5419, 12360), (6180, 10838)]