397595280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1656647}}^1$

素因数の和:1656663

約数の個数: 40

約数和(自身を含む): 1232546112

約数和(自身を除く): 834950832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1656647, 3313294, 4969941, 6626588, 8283235, 9939882, 13253176, 16566470, 19879764, 24849705, 26506352, 33132940, 39759528, 49699410, 66265880, 79519056, 99398820, 132531760, 198797640, 397595280]

約数ペア:

[(1, 397595280), (2, 198797640), (3, 132531760), (4, 99398820), (5, 79519056), (6, 66265880), (8, 49699410), (10, 39759528), (12, 33132940), (15, 26506352), (16, 24849705), (20, 19879764), (24, 16566470), (30, 13253176), (40, 9939882), (48, 8283235), (60, 6626588), (80, 4969941), (120, 3313294), (240, 1656647)]