221605728

素因数分解:

$2^5\times 3^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:840

約数の個数: 96

約数和(自身を含む): 605011680

約数和(自身を除く): 383405952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 74, 89, 96, 111, 148, 178, 222, 267, 296, 356, 444, 534, 592, 701, 712, 888, 1068, 1184, 1402, 1424, 1776, 2103, 2136, 2804, 2848, 3293, 3552, 4206, 4272, 5608, 6586, 8412, 8544, 9879, 11216, 13172, 16824, 19758, 22432, 25937, 26344, 33648, 39516, 51874, 52688, 62389, 67296, 77811, 79032, 103748, 105376, 124778, 155622, 158064, 187167, 207496, 249556, 311244, 316128, 374334, 414992, 499112, 622488, 748668, 829984, 998224, 1244976, 1497336, 1996448, 2308393, 2489952, 2994672, 4616786, 5989344, 6925179, 9233572, 13850358, 18467144, 27700716, 36934288, 55401432, 73868576, 110802864, 221605728]

約数ペア:

[(1, 221605728), (2, 110802864), (3, 73868576), (4, 55401432), (6, 36934288), (8, 27700716), (12, 18467144), (16, 13850358), (24, 9233572), (32, 6925179), (37, 5989344), (48, 4616786), (74, 2994672), (89, 2489952), (96, 2308393), (111, 1996448), (148, 1497336), (178, 1244976), (222, 998224), (267, 829984), (296, 748668), (356, 622488), (444, 499112), (534, 414992), (592, 374334), (701, 316128), (712, 311244), (888, 249556), (1068, 207496), (1184, 187167), (1402, 158064), (1424, 155622), (1776, 124778), (2103, 105376), (2136, 103748), (2804, 79032), (2848, 77811), (3293, 67296), (3552, 62389), (4206, 52688), (4272, 51874), (5608, 39516), (6586, 33648), (8412, 26344), (8544, 25937), (9879, 22432), (11216, 19758), (13172, 16824)]