158720960

素因数分解:

$2^6\times 5^1\times {\mathrm{563}}^1\times {\mathrm{881}}^1$

素因数の和:1461

約数の個数: 56

約数和(自身を含む): 379055376

約数和(自身を除く): 220334416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 563, 881, 1126, 1762, 2252, 2815, 3524, 4405, 4504, 5630, 7048, 8810, 9008, 11260, 14096, 17620, 18016, 22520, 28192, 35240, 36032, 45040, 56384, 70480, 90080, 140960, 180160, 281920, 496003, 992006, 1984012, 2480015, 3968024, 4960030, 7936048, 9920060, 15872096, 19840120, 31744192, 39680240, 79360480, 158720960]

約数ペア:

[(1, 158720960), (2, 79360480), (4, 39680240), (5, 31744192), (8, 19840120), (10, 15872096), (16, 9920060), (20, 7936048), (32, 4960030), (40, 3968024), (64, 2480015), (80, 1984012), (160, 992006), (320, 496003), (563, 281920), (881, 180160), (1126, 140960), (1762, 90080), (2252, 70480), (2815, 56384), (3524, 45040), (4405, 36032), (4504, 35240), (5630, 28192), (7048, 22520), (8810, 18016), (9008, 17620), (11260, 14096)]