28315620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3347}}^1$

素因数の和:3409

約数の個数: 72

約数和(自身を含む): 87744384

約数和(自身を除く): 59428764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 3347, 4230, 6694, 8460, 10041, 13388, 16735, 20082, 30123, 33470, 40164, 50205, 60246, 66940, 100410, 120492, 150615, 157309, 200820, 301230, 314618, 471927, 602460, 629236, 786545, 943854, 1415781, 1573090, 1887708, 2359635, 2831562, 3146180, 4719270, 5663124, 7078905, 9438540, 14157810, 28315620]

約数ペア:

[(1, 28315620), (2, 14157810), (3, 9438540), (4, 7078905), (5, 5663124), (6, 4719270), (9, 3146180), (10, 2831562), (12, 2359635), (15, 1887708), (18, 1573090), (20, 1415781), (30, 943854), (36, 786545), (45, 629236), (47, 602460), (60, 471927), (90, 314618), (94, 301230), (141, 200820), (180, 157309), (188, 150615), (235, 120492), (282, 100410), (423, 66940), (470, 60246), (564, 50205), (705, 40164), (846, 33470), (940, 30123), (1410, 20082), (1692, 16735), (2115, 13388), (2820, 10041), (3347, 8460), (4230, 6694)]