647340792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1459}}^1$

素因数の和:1633

約数の個数: 128

約数和(自身を含む): 1962240000

約数和(自身を除く): 1314899208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 139, 152, 168, 228, 266, 278, 399, 417, 456, 532, 556, 798, 834, 973, 1064, 1112, 1459, 1596, 1668, 1946, 2641, 2918, 2919, 3192, 3336, 3892, 4377, 5282, 5836, 5838, 7784, 7923, 8754, 10213, 10564, 11672, 11676, 15846, 17508, 18487, 20426, 21128, 23352, 27721, 30639, 31692, 35016, 36974, 40852, 55442, 55461, 61278, 63384, 73948, 81704, 83163, 110884, 110922, 122556, 147896, 166326, 194047, 202801, 221768, 221844, 245112, 332652, 388094, 405602, 443688, 582141, 608403, 665304, 776188, 811204, 1164282, 1216806, 1419607, 1552376, 1622408, 2328564, 2433612, 2839214, 3853219, 4258821, 4657128, 4867224, 5678428, 7706438, 8517642, 11356856, 11559657, 15412876, 17035284, 23119314, 26972533, 30825752, 34070568, 46238628, 53945066, 80917599, 92477256, 107890132, 161835198, 215780264, 323670396, 647340792]

約数ペア:

[(1, 647340792), (2, 323670396), (3, 215780264), (4, 161835198), (6, 107890132), (7, 92477256), (8, 80917599), (12, 53945066), (14, 46238628), (19, 34070568), (21, 30825752), (24, 26972533), (28, 23119314), (38, 17035284), (42, 15412876), (56, 11559657), (57, 11356856), (76, 8517642), (84, 7706438), (114, 5678428), (133, 4867224), (139, 4657128), (152, 4258821), (168, 3853219), (228, 2839214), (266, 2433612), (278, 2328564), (399, 1622408), (417, 1552376), (456, 1419607), (532, 1216806), (556, 1164282), (798, 811204), (834, 776188), (973, 665304), (1064, 608403), (1112, 582141), (1459, 443688), (1596, 405602), (1668, 388094), (1946, 332652), (2641, 245112), (2918, 221844), (2919, 221768), (3192, 202801), (3336, 194047), (3892, 166326), (4377, 147896), (5282, 122556), (5836, 110922), (5838, 110884), (7784, 83163), (7923, 81704), (8754, 73948), (10213, 63384), (10564, 61278), (11672, 55461), (11676, 55442), (15846, 40852), (17508, 36974), (18487, 35016), (20426, 31692), (21128, 30639), (23352, 27721)]