31246920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 192

約数和(自身を含む): 109090800

約数和(自身を除く): 77843880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 41, 45, 58, 60, 72, 73, 82, 87, 90, 116, 120, 123, 145, 146, 164, 174, 180, 205, 219, 232, 246, 261, 290, 292, 328, 348, 360, 365, 369, 410, 435, 438, 492, 522, 580, 584, 615, 657, 696, 730, 738, 820, 870, 876, 984, 1044, 1095, 1160, 1189, 1230, 1305, 1314, 1460, 1476, 1640, 1740, 1752, 1845, 2088, 2117, 2190, 2378, 2460, 2610, 2628, 2920, 2952, 2993, 3285, 3480, 3567, 3690, 4234, 4380, 4756, 4920, 5220, 5256, 5945, 5986, 6351, 6570, 7134, 7380, 8468, 8760, 8979, 9512, 10440, 10585, 10701, 11890, 11972, 12702, 13140, 14268, 14760, 14965, 16936, 17835, 17958, 19053, 21170, 21402, 23780, 23944, 25404, 26280, 26937, 28536, 29930, 31755, 35670, 35916, 38106, 42340, 42804, 44895, 47560, 50808, 53505, 53874, 59860, 63510, 71340, 71832, 76212, 84680, 85608, 86797, 89790, 95265, 107010, 107748, 119720, 127020, 134685, 142680, 152424, 173594, 179580, 190530, 214020, 215496, 254040, 260391, 269370, 347188, 359160, 381060, 428040, 433985, 520782, 538740, 694376, 762120, 781173, 867970, 1041564, 1077480, 1301955, 1562346, 1735940, 2083128, 2603910, 3124692, 3471880, 3905865, 5207820, 6249384, 7811730, 10415640, 15623460, 31246920]

約数ペア:

[(1, 31246920), (2, 15623460), (3, 10415640), (4, 7811730), (5, 6249384), (6, 5207820), (8, 3905865), (9, 3471880), (10, 3124692), (12, 2603910), (15, 2083128), (18, 1735940), (20, 1562346), (24, 1301955), (29, 1077480), (30, 1041564), (36, 867970), (40, 781173), (41, 762120), (45, 694376), (58, 538740), (60, 520782), (72, 433985), (73, 428040), (82, 381060), (87, 359160), (90, 347188), (116, 269370), (120, 260391), (123, 254040), (145, 215496), (146, 214020), (164, 190530), (174, 179580), (180, 173594), (205, 152424), (219, 142680), (232, 134685), (246, 127020), (261, 119720), (290, 107748), (292, 107010), (328, 95265), (348, 89790), (360, 86797), (365, 85608), (369, 84680), (410, 76212), (435, 71832), (438, 71340), (492, 63510), (522, 59860), (580, 53874), (584, 53505), (615, 50808), (657, 47560), (696, 44895), (730, 42804), (738, 42340), (820, 38106), (870, 35916), (876, 35670), (984, 31755), (1044, 29930), (1095, 28536), (1160, 26937), (1189, 26280), (1230, 25404), (1305, 23944), (1314, 23780), (1460, 21402), (1476, 21170), (1640, 19053), (1740, 17958), (1752, 17835), (1845, 16936), (2088, 14965), (2117, 14760), (2190, 14268), (2378, 13140), (2460, 12702), (2610, 11972), (2628, 11890), (2920, 10701), (2952, 10585), (2993, 10440), (3285, 9512), (3480, 8979), (3567, 8760), (3690, 8468), (4234, 7380), (4380, 7134), (4756, 6570), (4920, 6351), (5220, 5986), (5256, 5945)]