289344640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1$

素因数の和:534

約数の個数: 128

約数和(自身を含む): 755697600

約数和(自身を除く): 466352960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 104, 128, 130, 160, 166, 208, 260, 320, 332, 415, 416, 419, 520, 640, 664, 830, 832, 838, 1040, 1079, 1328, 1660, 1664, 1676, 2080, 2095, 2158, 2656, 3320, 3352, 4160, 4190, 4316, 5312, 5395, 5447, 6640, 6704, 8320, 8380, 8632, 10624, 10790, 10894, 13280, 13408, 16760, 17264, 21580, 21788, 26560, 26816, 27235, 33520, 34528, 34777, 43160, 43576, 53120, 53632, 54470, 67040, 69056, 69554, 86320, 87152, 108940, 134080, 138112, 139108, 172640, 173885, 174304, 217880, 268160, 278216, 345280, 347770, 348608, 435760, 452101, 556432, 690560, 695540, 697216, 871520, 904202, 1112864, 1391080, 1743040, 1808404, 2225728, 2260505, 2782160, 3486080, 3616808, 4451456, 4521010, 5564320, 7233616, 9042020, 11128640, 14467232, 18084040, 22257280, 28934464, 36168080, 57868928, 72336160, 144672320, 289344640]

約数ペア:

[(1, 289344640), (2, 144672320), (4, 72336160), (5, 57868928), (8, 36168080), (10, 28934464), (13, 22257280), (16, 18084040), (20, 14467232), (26, 11128640), (32, 9042020), (40, 7233616), (52, 5564320), (64, 4521010), (65, 4451456), (80, 3616808), (83, 3486080), (104, 2782160), (128, 2260505), (130, 2225728), (160, 1808404), (166, 1743040), (208, 1391080), (260, 1112864), (320, 904202), (332, 871520), (415, 697216), (416, 695540), (419, 690560), (520, 556432), (640, 452101), (664, 435760), (830, 348608), (832, 347770), (838, 345280), (1040, 278216), (1079, 268160), (1328, 217880), (1660, 174304), (1664, 173885), (1676, 172640), (2080, 139108), (2095, 138112), (2158, 134080), (2656, 108940), (3320, 87152), (3352, 86320), (4160, 69554), (4190, 69056), (4316, 67040), (5312, 54470), (5395, 53632), (5447, 53120), (6640, 43576), (6704, 43160), (8320, 34777), (8380, 34528), (8632, 33520), (10624, 27235), (10790, 26816), (10894, 26560), (13280, 21788), (13408, 21580), (16760, 17264)]