120776560

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{16963}}^1$

素因数の和:17065

約数の個数: 40

約数和(自身を含む): 283977360

約数和(自身を除く): 163200800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 16963, 33926, 67852, 84815, 135704, 169630, 271408, 339260, 678520, 1357040, 1509707, 3019414, 6038828, 7548535, 12077656, 15097070, 24155312, 30194140, 60388280, 120776560]

約数ペア:

[(1, 120776560), (2, 60388280), (4, 30194140), (5, 24155312), (8, 15097070), (10, 12077656), (16, 7548535), (20, 6038828), (40, 3019414), (80, 1509707), (89, 1357040), (178, 678520), (356, 339260), (445, 271408), (712, 169630), (890, 135704), (1424, 84815), (1780, 67852), (3560, 33926), (7120, 16963)]