28839420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3023}}^1$

素因数の和:3091

約数の個数: 72

約数和(自身を含む): 89159616

約数和(自身を除く): 60320196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3023, 3180, 4770, 6046, 9069, 9540, 12092, 15115, 18138, 27207, 30230, 36276, 45345, 54414, 60460, 90690, 108828, 136035, 160219, 181380, 272070, 320438, 480657, 544140, 640876, 801095, 961314, 1441971, 1602190, 1922628, 2403285, 2883942, 3204380, 4806570, 5767884, 7209855, 9613140, 14419710, 28839420]

約数ペア:

[(1, 28839420), (2, 14419710), (3, 9613140), (4, 7209855), (5, 5767884), (6, 4806570), (9, 3204380), (10, 2883942), (12, 2403285), (15, 1922628), (18, 1602190), (20, 1441971), (30, 961314), (36, 801095), (45, 640876), (53, 544140), (60, 480657), (90, 320438), (106, 272070), (159, 181380), (180, 160219), (212, 136035), (265, 108828), (318, 90690), (477, 60460), (530, 54414), (636, 45345), (795, 36276), (954, 30230), (1060, 27207), (1590, 18138), (1908, 15115), (2385, 12092), (3023, 9540), (3180, 9069), (4770, 6046)]