320475060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4019}}^1$

素因数の和:4477

約数の個数: 72

約数和(自身を含む): 974544480

約数和(自身を除く): 654069420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443, 886, 1329, 1772, 2215, 2658, 3987, 4019, 4430, 5316, 6645, 7974, 8038, 8860, 12057, 13290, 15948, 16076, 19935, 20095, 24114, 26580, 36171, 39870, 40190, 48228, 60285, 72342, 79740, 80380, 120570, 144684, 180855, 241140, 361710, 723420, 1780417, 3560834, 5341251, 7121668, 8902085, 10682502, 16023753, 17804170, 21365004, 26706255, 32047506, 35608340, 53412510, 64095012, 80118765, 106825020, 160237530, 320475060]

約数ペア:

[(1, 320475060), (2, 160237530), (3, 106825020), (4, 80118765), (5, 64095012), (6, 53412510), (9, 35608340), (10, 32047506), (12, 26706255), (15, 21365004), (18, 17804170), (20, 16023753), (30, 10682502), (36, 8902085), (45, 7121668), (60, 5341251), (90, 3560834), (180, 1780417), (443, 723420), (886, 361710), (1329, 241140), (1772, 180855), (2215, 144684), (2658, 120570), (3987, 80380), (4019, 79740), (4430, 72342), (5316, 60285), (6645, 48228), (7974, 40190), (8038, 39870), (8860, 36171), (12057, 26580), (13290, 24114), (15948, 20095), (16076, 19935)]