208545780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{43997}}^1$

素因数の和:44088

約数の個数: 48

約数和(自身を含む): 591333120

約数和(自身を除く): 382787340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 43997, 87994, 131991, 175988, 219985, 263982, 439970, 527964, 659955, 879940, 1319910, 2639820, 3475763, 6951526, 10427289, 13903052, 17378815, 20854578, 34757630, 41709156, 52136445, 69515260, 104272890, 208545780]

約数ペア:

[(1, 208545780), (2, 104272890), (3, 69515260), (4, 52136445), (5, 41709156), (6, 34757630), (10, 20854578), (12, 17378815), (15, 13903052), (20, 10427289), (30, 6951526), (60, 3475763), (79, 2639820), (158, 1319910), (237, 879940), (316, 659955), (395, 527964), (474, 439970), (790, 263982), (948, 219985), (1185, 175988), (1580, 131991), (2370, 87994), (4740, 43997)]