81589140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{151091}}^1$

素因数の和:151109

約数の個数: 48

約数和(自身を含む): 253834560

約数和(自身を除く): 172245420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 151091, 302182, 453273, 604364, 755455, 906546, 1359819, 1510910, 1813092, 2266365, 2719638, 3021820, 4079457, 4532730, 5439276, 6799095, 8158914, 9065460, 13598190, 16317828, 20397285, 27196380, 40794570, 81589140]

約数ペア:

[(1, 81589140), (2, 40794570), (3, 27196380), (4, 20397285), (5, 16317828), (6, 13598190), (9, 9065460), (10, 8158914), (12, 6799095), (15, 5439276), (18, 4532730), (20, 4079457), (27, 3021820), (30, 2719638), (36, 2266365), (45, 1813092), (54, 1510910), (60, 1359819), (90, 906546), (108, 755455), (135, 604364), (180, 453273), (270, 302182), (540, 151091)]