201970620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1993}}^1$

素因数の和:2571

約数の個数: 72

約数和(自身を含む): 614040336

約数和(自身を除く): 412069716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 563, 1126, 1689, 1993, 2252, 2815, 3378, 3986, 5067, 5630, 5979, 6756, 7972, 8445, 9965, 10134, 11260, 11958, 16890, 17937, 19930, 20268, 23916, 25335, 29895, 33780, 35874, 39860, 50670, 59790, 71748, 89685, 101340, 119580, 179370, 358740, 1122059, 2244118, 3366177, 4488236, 5610295, 6732354, 10098531, 11220590, 13464708, 16830885, 20197062, 22441180, 33661770, 40394124, 50492655, 67323540, 100985310, 201970620]

約数ペア:

[(1, 201970620), (2, 100985310), (3, 67323540), (4, 50492655), (5, 40394124), (6, 33661770), (9, 22441180), (10, 20197062), (12, 16830885), (15, 13464708), (18, 11220590), (20, 10098531), (30, 6732354), (36, 5610295), (45, 4488236), (60, 3366177), (90, 2244118), (180, 1122059), (563, 358740), (1126, 179370), (1689, 119580), (1993, 101340), (2252, 89685), (2815, 71748), (3378, 59790), (3986, 50670), (5067, 39860), (5630, 35874), (5979, 33780), (6756, 29895), (7972, 25335), (8445, 23916), (9965, 20268), (10134, 19930), (11260, 17937), (11958, 16890)]