129311760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{538799}}^1$

素因数の和:538815

約数の個数: 40

約数和(自身を含む): 400867200

約数和(自身を除く): 271555440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 538799, 1077598, 1616397, 2155196, 2693995, 3232794, 4310392, 5387990, 6465588, 8081985, 8620784, 10775980, 12931176, 16163970, 21551960, 25862352, 32327940, 43103920, 64655880, 129311760]

約数ペア:

[(1, 129311760), (2, 64655880), (3, 43103920), (4, 32327940), (5, 25862352), (6, 21551960), (8, 16163970), (10, 12931176), (12, 10775980), (15, 8620784), (16, 8081985), (20, 6465588), (24, 5387990), (30, 4310392), (40, 3232794), (48, 2693995), (60, 2155196), (80, 1616397), (120, 1077598), (240, 538799)]