217774920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5689}}^1$

素因数の和:5743

約数の個数: 128

約数和(自身を含む): 737424000

約数和(自身を除く): 519649080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 870, 957, 1160, 1276, 1320, 1595, 1740, 1914, 2552, 3190, 3480, 3828, 4785, 5689, 6380, 7656, 9570, 11378, 12760, 17067, 19140, 22756, 28445, 34134, 38280, 45512, 56890, 62579, 68268, 85335, 113780, 125158, 136536, 164981, 170670, 187737, 227560, 250316, 312895, 329962, 341340, 375474, 494943, 500632, 625790, 659924, 682680, 750948, 824905, 938685, 989886, 1251580, 1319848, 1501896, 1649810, 1814791, 1877370, 1979772, 2474715, 2503160, 3299620, 3629582, 3754740, 3959544, 4949430, 5444373, 6599240, 7259164, 7509480, 9073955, 9898860, 10888746, 14518328, 18147910, 19797720, 21777492, 27221865, 36295820, 43554984, 54443730, 72591640, 108887460, 217774920]

約数ペア:

[(1, 217774920), (2, 108887460), (3, 72591640), (4, 54443730), (5, 43554984), (6, 36295820), (8, 27221865), (10, 21777492), (11, 19797720), (12, 18147910), (15, 14518328), (20, 10888746), (22, 9898860), (24, 9073955), (29, 7509480), (30, 7259164), (33, 6599240), (40, 5444373), (44, 4949430), (55, 3959544), (58, 3754740), (60, 3629582), (66, 3299620), (87, 2503160), (88, 2474715), (110, 1979772), (116, 1877370), (120, 1814791), (132, 1649810), (145, 1501896), (165, 1319848), (174, 1251580), (220, 989886), (232, 938685), (264, 824905), (290, 750948), (319, 682680), (330, 659924), (348, 625790), (435, 500632), (440, 494943), (580, 375474), (638, 341340), (660, 329962), (696, 312895), (870, 250316), (957, 227560), (1160, 187737), (1276, 170670), (1320, 164981), (1595, 136536), (1740, 125158), (1914, 113780), (2552, 85335), (3190, 68268), (3480, 62579), (3828, 56890), (4785, 45512), (5689, 38280), (6380, 34134), (7656, 28445), (9570, 22756), (11378, 19140), (12760, 17067)]