201591880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{631}}^1$

素因数の和:819

約数の個数: 96

約数和(自身を含む): 531714240

約数和(自身を除く): 330122360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 163, 196, 245, 280, 326, 392, 490, 631, 652, 815, 980, 1141, 1262, 1304, 1630, 1960, 2282, 2524, 3155, 3260, 4417, 4564, 5048, 5705, 6310, 6520, 7987, 8834, 9128, 11410, 12620, 15974, 17668, 22085, 22820, 25240, 30919, 31948, 35336, 39935, 44170, 45640, 61838, 63896, 79870, 88340, 102853, 123676, 154595, 159740, 176680, 205706, 247352, 309190, 319480, 411412, 514265, 618380, 719971, 822824, 1028530, 1236760, 1439942, 2057060, 2879884, 3599855, 4114120, 5039797, 5759768, 7199710, 10079594, 14399420, 20159188, 25198985, 28798840, 40318376, 50397970, 100795940, 201591880]

約数ペア:

[(1, 201591880), (2, 100795940), (4, 50397970), (5, 40318376), (7, 28798840), (8, 25198985), (10, 20159188), (14, 14399420), (20, 10079594), (28, 7199710), (35, 5759768), (40, 5039797), (49, 4114120), (56, 3599855), (70, 2879884), (98, 2057060), (140, 1439942), (163, 1236760), (196, 1028530), (245, 822824), (280, 719971), (326, 618380), (392, 514265), (490, 411412), (631, 319480), (652, 309190), (815, 247352), (980, 205706), (1141, 176680), (1262, 159740), (1304, 154595), (1630, 123676), (1960, 102853), (2282, 88340), (2524, 79870), (3155, 63896), (3260, 61838), (4417, 45640), (4564, 44170), (5048, 39935), (5705, 35336), (6310, 31948), (6520, 30919), (7987, 25240), (8834, 22820), (9128, 22085), (11410, 17668), (12620, 15974)]