219944520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{610957}}^1$

素因数の和:610974

約数の個数: 48

約数和(自身を含む): 714820860

約数和(自身を除く): 494876340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 610957, 1221914, 1832871, 2443828, 3054785, 3665742, 4887656, 5498613, 6109570, 7331484, 9164355, 10997226, 12219140, 14662968, 18328710, 21994452, 24438280, 27493065, 36657420, 43988904, 54986130, 73314840, 109972260, 219944520]

約数ペア:

[(1, 219944520), (2, 109972260), (3, 73314840), (4, 54986130), (5, 43988904), (6, 36657420), (8, 27493065), (9, 24438280), (10, 21994452), (12, 18328710), (15, 14662968), (18, 12219140), (20, 10997226), (24, 9164355), (30, 7331484), (36, 6109570), (40, 5498613), (45, 4887656), (60, 3665742), (72, 3054785), (90, 2443828), (120, 1832871), (180, 1221914), (360, 610957)]