66409680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{276707}}^1$

素因数の和:276723

約数の個数: 40

約数和(自身を含む): 205870752

約数和(自身を除く): 139461072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 276707, 553414, 830121, 1106828, 1383535, 1660242, 2213656, 2767070, 3320484, 4150605, 4427312, 5534140, 6640968, 8301210, 11068280, 13281936, 16602420, 22136560, 33204840, 66409680]

約数ペア:

[(1, 66409680), (2, 33204840), (3, 22136560), (4, 16602420), (5, 13281936), (6, 11068280), (8, 8301210), (10, 6640968), (12, 5534140), (15, 4427312), (16, 4150605), (20, 3320484), (24, 2767070), (30, 2213656), (40, 1660242), (48, 1383535), (60, 1106828), (80, 830121), (120, 553414), (240, 276707)]