217209360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2521}}^1$

素因数の和:2896

約数の個数: 80

約数和(自身を含む): 675492480

約数和(自身を除く): 458283120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 359, 718, 1077, 1436, 1795, 2154, 2521, 2872, 3590, 4308, 5042, 5385, 5744, 7180, 7563, 8616, 10084, 10770, 12605, 14360, 15126, 17232, 20168, 21540, 25210, 28720, 30252, 37815, 40336, 43080, 50420, 60504, 75630, 86160, 100840, 121008, 151260, 201680, 302520, 605040, 905039, 1810078, 2715117, 3620156, 4525195, 5430234, 7240312, 9050390, 10860468, 13575585, 14480624, 18100780, 21720936, 27151170, 36201560, 43441872, 54302340, 72403120, 108604680, 217209360]

約数ペア:

[(1, 217209360), (2, 108604680), (3, 72403120), (4, 54302340), (5, 43441872), (6, 36201560), (8, 27151170), (10, 21720936), (12, 18100780), (15, 14480624), (16, 13575585), (20, 10860468), (24, 9050390), (30, 7240312), (40, 5430234), (48, 4525195), (60, 3620156), (80, 2715117), (120, 1810078), (240, 905039), (359, 605040), (718, 302520), (1077, 201680), (1436, 151260), (1795, 121008), (2154, 100840), (2521, 86160), (2872, 75630), (3590, 60504), (4308, 50420), (5042, 43080), (5385, 40336), (5744, 37815), (7180, 30252), (7563, 28720), (8616, 25210), (10084, 21540), (10770, 20168), (12605, 17232), (14360, 15126)]