278001984

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{877}}^1$

素因数の和:1032

約数の個数: 112

約数和(自身を含む): 799275008

約数和(自身を除く): 521273024

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 127, 156, 192, 208, 254, 312, 381, 416, 508, 624, 762, 832, 877, 1016, 1248, 1524, 1651, 1754, 2032, 2496, 2631, 3048, 3302, 3508, 4064, 4953, 5262, 6096, 6604, 7016, 8128, 9906, 10524, 11401, 12192, 13208, 14032, 19812, 21048, 22802, 24384, 26416, 28064, 34203, 39624, 42096, 45604, 52832, 56128, 68406, 79248, 84192, 91208, 105664, 111379, 136812, 158496, 168384, 182416, 222758, 273624, 316992, 334137, 364832, 445516, 547248, 668274, 729664, 891032, 1094496, 1336548, 1447927, 1782064, 2188992, 2673096, 2895854, 3564128, 4343781, 5346192, 5791708, 7128256, 8687562, 10692384, 11583416, 17375124, 21384768, 23166832, 34750248, 46333664, 69500496, 92667328, 139000992, 278001984]

約数ペア:

[(1, 278001984), (2, 139000992), (3, 92667328), (4, 69500496), (6, 46333664), (8, 34750248), (12, 23166832), (13, 21384768), (16, 17375124), (24, 11583416), (26, 10692384), (32, 8687562), (39, 7128256), (48, 5791708), (52, 5346192), (64, 4343781), (78, 3564128), (96, 2895854), (104, 2673096), (127, 2188992), (156, 1782064), (192, 1447927), (208, 1336548), (254, 1094496), (312, 891032), (381, 729664), (416, 668274), (508, 547248), (624, 445516), (762, 364832), (832, 334137), (877, 316992), (1016, 273624), (1248, 222758), (1524, 182416), (1651, 168384), (1754, 158496), (2032, 136812), (2496, 111379), (2631, 105664), (3048, 91208), (3302, 84192), (3508, 79248), (4064, 68406), (4953, 56128), (5262, 52832), (6096, 45604), (6604, 42096), (7016, 39624), (8128, 34203), (9906, 28064), (10524, 26416), (11401, 24384), (12192, 22802), (13208, 21048), (14032, 19812)]