639733848

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{367}}^1$

素因数の和:577

約数の個数: 128

約数和(自身を含む): 1785477120

約数和(自身を除く): 1145743272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 151, 156, 222, 296, 302, 312, 367, 444, 453, 481, 604, 734, 888, 906, 962, 1101, 1208, 1443, 1468, 1812, 1924, 1963, 2202, 2886, 2936, 3624, 3848, 3926, 4404, 4771, 5587, 5772, 5889, 7852, 8808, 9542, 11174, 11544, 11778, 13579, 14313, 15704, 16761, 19084, 22348, 23556, 27158, 28626, 33522, 38168, 40737, 44696, 47112, 54316, 55417, 57252, 67044, 72631, 81474, 108632, 110834, 114504, 134088, 145262, 162948, 166251, 176527, 217893, 221668, 290524, 325896, 332502, 353054, 435786, 443336, 529581, 581048, 665004, 706108, 720421, 871572, 1059162, 1330008, 1412216, 1440842, 1743144, 2050429, 2118324, 2161263, 2881684, 4100858, 4236648, 4322526, 5763368, 6151287, 8201716, 8645052, 12302574, 16403432, 17290104, 24605148, 26655577, 49210296, 53311154, 79966731, 106622308, 159933462, 213244616, 319866924, 639733848]

約数ペア:

[(1, 639733848), (2, 319866924), (3, 213244616), (4, 159933462), (6, 106622308), (8, 79966731), (12, 53311154), (13, 49210296), (24, 26655577), (26, 24605148), (37, 17290104), (39, 16403432), (52, 12302574), (74, 8645052), (78, 8201716), (104, 6151287), (111, 5763368), (148, 4322526), (151, 4236648), (156, 4100858), (222, 2881684), (296, 2161263), (302, 2118324), (312, 2050429), (367, 1743144), (444, 1440842), (453, 1412216), (481, 1330008), (604, 1059162), (734, 871572), (888, 720421), (906, 706108), (962, 665004), (1101, 581048), (1208, 529581), (1443, 443336), (1468, 435786), (1812, 353054), (1924, 332502), (1963, 325896), (2202, 290524), (2886, 221668), (2936, 217893), (3624, 176527), (3848, 166251), (3926, 162948), (4404, 145262), (4771, 134088), (5587, 114504), (5772, 110834), (5889, 108632), (7852, 81474), (8808, 72631), (9542, 67044), (11174, 57252), (11544, 55417), (11778, 54316), (13579, 47112), (14313, 44696), (15704, 40737), (16761, 38168), (19084, 33522), (22348, 28626), (23556, 27158)]