265730280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31189}}^1$

素因数の和:31274

約数の個数: 64

約数和(自身を含む): 808444800

約数和(自身を除く): 542714520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 31189, 62378, 93567, 124756, 155945, 187134, 249512, 311890, 374268, 467835, 623780, 748536, 935670, 1247560, 1871340, 2214419, 3742680, 4428838, 6643257, 8857676, 11072095, 13286514, 17715352, 22144190, 26573028, 33216285, 44288380, 53146056, 66432570, 88576760, 132865140, 265730280]

約数ペア:

[(1, 265730280), (2, 132865140), (3, 88576760), (4, 66432570), (5, 53146056), (6, 44288380), (8, 33216285), (10, 26573028), (12, 22144190), (15, 17715352), (20, 13286514), (24, 11072095), (30, 8857676), (40, 6643257), (60, 4428838), (71, 3742680), (120, 2214419), (142, 1871340), (213, 1247560), (284, 935670), (355, 748536), (426, 623780), (568, 467835), (710, 374268), (852, 311890), (1065, 249512), (1420, 187134), (1704, 155945), (2130, 124756), (2840, 93567), (4260, 62378), (8520, 31189)]