1490511040

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{881}}^1$

素因数の和:1226

約数の個数: 112

約数和(自身を含む): 3774423744

約数和(自身を除く): 2283912704

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 311, 320, 340, 544, 622, 680, 881, 1088, 1244, 1360, 1555, 1762, 2488, 2720, 3110, 3524, 4405, 4976, 5287, 5440, 6220, 7048, 8810, 9952, 10574, 12440, 14096, 14977, 17620, 19904, 21148, 24880, 26435, 28192, 29954, 35240, 42296, 49760, 52870, 56384, 59908, 70480, 74885, 84592, 99520, 105740, 119816, 140960, 149770, 169184, 211480, 239632, 273991, 281920, 299540, 338368, 422960, 479264, 547982, 599080, 845920, 958528, 1095964, 1198160, 1369955, 1691840, 2191928, 2396320, 2739910, 4383856, 4657847, 4792640, 5479820, 8767712, 9315694, 10959640, 17535424, 18631388, 21919280, 23289235, 37262776, 43838560, 46578470, 74525552, 87677120, 93156940, 149051104, 186313880, 298102208, 372627760, 745255520, 1490511040]

約数ペア:

[(1, 1490511040), (2, 745255520), (4, 372627760), (5, 298102208), (8, 186313880), (10, 149051104), (16, 93156940), (17, 87677120), (20, 74525552), (32, 46578470), (34, 43838560), (40, 37262776), (64, 23289235), (68, 21919280), (80, 18631388), (85, 17535424), (136, 10959640), (160, 9315694), (170, 8767712), (272, 5479820), (311, 4792640), (320, 4657847), (340, 4383856), (544, 2739910), (622, 2396320), (680, 2191928), (881, 1691840), (1088, 1369955), (1244, 1198160), (1360, 1095964), (1555, 958528), (1762, 845920), (2488, 599080), (2720, 547982), (3110, 479264), (3524, 422960), (4405, 338368), (4976, 299540), (5287, 281920), (5440, 273991), (6220, 239632), (7048, 211480), (8810, 169184), (9952, 149770), (10574, 140960), (12440, 119816), (14096, 105740), (14977, 99520), (17620, 84592), (19904, 74885), (21148, 70480), (24880, 59908), (26435, 56384), (28192, 52870), (29954, 49760), (35240, 42296)]