81078720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{84457}}^1$

素因数の和:84477

約数の個数: 56

約数和(自身を含む): 257427984

約数和(自身を除く): 176349264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 84457, 168914, 253371, 337828, 422285, 506742, 675656, 844570, 1013484, 1266855, 1351312, 1689140, 2026968, 2533710, 2702624, 3378280, 4053936, 5067420, 5405248, 6756560, 8107872, 10134840, 13513120, 16215744, 20269680, 27026240, 40539360, 81078720]

約数ペア:

[(1, 81078720), (2, 40539360), (3, 27026240), (4, 20269680), (5, 16215744), (6, 13513120), (8, 10134840), (10, 8107872), (12, 6756560), (15, 5405248), (16, 5067420), (20, 4053936), (24, 3378280), (30, 2702624), (32, 2533710), (40, 2026968), (48, 1689140), (60, 1351312), (64, 1266855), (80, 1013484), (96, 844570), (120, 675656), (160, 506742), (192, 422285), (240, 337828), (320, 253371), (480, 168914), (960, 84457)]