25560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 84240

約数和(自身を除く): 58680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 12780, 25560]

約数ペア:

[(1, 25560), (2, 12780), (3, 8520), (4, 6390), (5, 5112), (6, 4260), (8, 3195), (9, 2840), (10, 2556), (12, 2130), (15, 1704), (18, 1420), (20, 1278), (24, 1065), (30, 852), (36, 710), (40, 639), (45, 568), (60, 426), (71, 360), (72, 355), (90, 284), (120, 213), (142, 180)]