665309640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5544247}}^1$

素因数の和:5544261

約数の個数: 32

約数和(自身を含む): 1995929280

約数和(自身を除く): 1330619640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5544247, 11088494, 16632741, 22176988, 27721235, 33265482, 44353976, 55442470, 66530964, 83163705, 110884940, 133061928, 166327410, 221769880, 332654820, 665309640]

約数ペア:

[(1, 665309640), (2, 332654820), (3, 221769880), (4, 166327410), (5, 133061928), (6, 110884940), (8, 83163705), (10, 66530964), (12, 55442470), (15, 44353976), (20, 33265482), (24, 27721235), (30, 22176988), (40, 16632741), (60, 11088494), (120, 5544247)]