647268528

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{4391}}^1$

素因数の和:4522

約数の個数: 80

約数和(自身を含む): 1738388736

約数和(自身を除く): 1091120208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 83, 111, 148, 166, 222, 249, 296, 332, 444, 498, 592, 664, 888, 996, 1328, 1776, 1992, 3071, 3984, 4391, 6142, 8782, 9213, 12284, 13173, 17564, 18426, 24568, 26346, 35128, 36852, 49136, 52692, 70256, 73704, 105384, 147408, 162467, 210768, 324934, 364453, 487401, 649868, 728906, 974802, 1093359, 1299736, 1457812, 1949604, 2186718, 2599472, 2915624, 3899208, 4373436, 5831248, 7798416, 8746872, 13484761, 17493744, 26969522, 40454283, 53939044, 80908566, 107878088, 161817132, 215756176, 323634264, 647268528]

約数ペア:

[(1, 647268528), (2, 323634264), (3, 215756176), (4, 161817132), (6, 107878088), (8, 80908566), (12, 53939044), (16, 40454283), (24, 26969522), (37, 17493744), (48, 13484761), (74, 8746872), (83, 7798416), (111, 5831248), (148, 4373436), (166, 3899208), (222, 2915624), (249, 2599472), (296, 2186718), (332, 1949604), (444, 1457812), (498, 1299736), (592, 1093359), (664, 974802), (888, 728906), (996, 649868), (1328, 487401), (1776, 364453), (1992, 324934), (3071, 210768), (3984, 162467), (4391, 147408), (6142, 105384), (8782, 73704), (9213, 70256), (12284, 52692), (13173, 49136), (17564, 36852), (18426, 35128), (24568, 26346)]