220039792

素因数分解:

$2^4\times 7^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 519073920

約数和(自身を除く): 299034128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 59, 67, 71, 98, 112, 118, 134, 142, 196, 236, 268, 284, 392, 413, 469, 472, 497, 536, 568, 784, 826, 938, 944, 994, 1072, 1136, 1652, 1876, 1988, 2891, 3283, 3304, 3479, 3752, 3953, 3976, 4189, 4757, 5782, 6566, 6608, 6958, 7504, 7906, 7952, 8378, 9514, 11564, 13132, 13916, 15812, 16756, 19028, 23128, 26264, 27671, 27832, 29323, 31624, 33299, 33512, 38056, 46256, 52528, 55342, 55664, 58646, 63248, 66598, 67024, 76112, 110684, 117292, 133196, 193697, 205261, 221368, 233093, 234584, 266392, 280663, 387394, 410522, 442736, 466186, 469168, 532784, 561326, 774788, 821044, 932372, 1122652, 1549576, 1642088, 1864744, 1964641, 2245304, 3099152, 3284176, 3729488, 3929282, 4490608, 7858564, 13752487, 15717128, 27504974, 31434256, 55009948, 110019896, 220039792]

約数ペア:

[(1, 220039792), (2, 110019896), (4, 55009948), (7, 31434256), (8, 27504974), (14, 15717128), (16, 13752487), (28, 7858564), (49, 4490608), (56, 3929282), (59, 3729488), (67, 3284176), (71, 3099152), (98, 2245304), (112, 1964641), (118, 1864744), (134, 1642088), (142, 1549576), (196, 1122652), (236, 932372), (268, 821044), (284, 774788), (392, 561326), (413, 532784), (469, 469168), (472, 466186), (497, 442736), (536, 410522), (568, 387394), (784, 280663), (826, 266392), (938, 234584), (944, 233093), (994, 221368), (1072, 205261), (1136, 193697), (1652, 133196), (1876, 117292), (1988, 110684), (2891, 76112), (3283, 67024), (3304, 66598), (3479, 63248), (3752, 58646), (3953, 55664), (3976, 55342), (4189, 52528), (4757, 46256), (5782, 38056), (6566, 33512), (6608, 33299), (6958, 31624), (7504, 29323), (7906, 27832), (7952, 27671), (8378, 26264), (9514, 23128), (11564, 19028), (13132, 16756), (13916, 15812)]