172505480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{311}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 454559040

約数和(自身を除く): 282053560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 283, 311, 392, 490, 566, 622, 980, 1132, 1244, 1415, 1555, 1960, 1981, 2177, 2264, 2488, 2830, 3110, 3962, 4354, 5660, 6220, 7924, 8708, 9905, 10885, 11320, 12440, 13867, 15239, 15848, 17416, 19810, 21770, 27734, 30478, 39620, 43540, 55468, 60956, 69335, 76195, 79240, 87080, 88013, 110936, 121912, 138670, 152390, 176026, 277340, 304780, 352052, 440065, 554680, 609560, 616091, 704104, 880130, 1232182, 1760260, 2464364, 3080455, 3520520, 4312637, 4928728, 6160910, 8625274, 12321820, 17250548, 21563185, 24643640, 34501096, 43126370, 86252740, 172505480]

約数ペア:

[(1, 172505480), (2, 86252740), (4, 43126370), (5, 34501096), (7, 24643640), (8, 21563185), (10, 17250548), (14, 12321820), (20, 8625274), (28, 6160910), (35, 4928728), (40, 4312637), (49, 3520520), (56, 3080455), (70, 2464364), (98, 1760260), (140, 1232182), (196, 880130), (245, 704104), (280, 616091), (283, 609560), (311, 554680), (392, 440065), (490, 352052), (566, 304780), (622, 277340), (980, 176026), (1132, 152390), (1244, 138670), (1415, 121912), (1555, 110936), (1960, 88013), (1981, 87080), (2177, 79240), (2264, 76195), (2488, 69335), (2830, 60956), (3110, 55468), (3962, 43540), (4354, 39620), (5660, 30478), (6220, 27734), (7924, 21770), (8708, 19810), (9905, 17416), (10885, 15848), (11320, 15239), (12440, 13867)]