66389520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{276623}}^1$

素因数の和:276639

約数の個数: 40

約数和(自身を含む): 205808256

約数和(自身を除く): 139418736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 276623, 553246, 829869, 1106492, 1383115, 1659738, 2212984, 2766230, 3319476, 4149345, 4425968, 5532460, 6638952, 8298690, 11064920, 13277904, 16597380, 22129840, 33194760, 66389520]

約数ペア:

[(1, 66389520), (2, 33194760), (3, 22129840), (4, 16597380), (5, 13277904), (6, 11064920), (8, 8298690), (10, 6638952), (12, 5532460), (15, 4425968), (16, 4149345), (20, 3319476), (24, 2766230), (30, 2212984), (40, 1659738), (48, 1383115), (60, 1106492), (80, 829869), (120, 553246), (240, 276623)]