155019788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 354643968

約数和(自身を除く): 199624180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 61, 74, 77, 122, 148, 154, 223, 244, 259, 308, 407, 427, 446, 518, 671, 814, 854, 892, 1036, 1342, 1561, 1628, 1708, 2257, 2453, 2684, 2849, 3122, 4514, 4697, 4906, 5698, 6244, 8251, 9028, 9394, 9812, 11396, 13603, 15799, 16502, 17171, 18788, 24827, 27206, 31598, 33004, 34342, 49654, 54412, 57757, 63196, 68684, 90761, 95221, 99308, 115514, 149633, 173789, 181522, 190442, 231028, 299266, 347578, 363044, 380884, 503311, 598532, 635327, 695156, 1006622, 1047431, 1270654, 2013244, 2094862, 2541308, 3523177, 4189724, 5536421, 7046354, 11072842, 14092708, 22145684, 38754947, 77509894, 155019788]

約数ペア:

[(1, 155019788), (2, 77509894), (4, 38754947), (7, 22145684), (11, 14092708), (14, 11072842), (22, 7046354), (28, 5536421), (37, 4189724), (44, 3523177), (61, 2541308), (74, 2094862), (77, 2013244), (122, 1270654), (148, 1047431), (154, 1006622), (223, 695156), (244, 635327), (259, 598532), (308, 503311), (407, 380884), (427, 363044), (446, 347578), (518, 299266), (671, 231028), (814, 190442), (854, 181522), (892, 173789), (1036, 149633), (1342, 115514), (1561, 99308), (1628, 95221), (1708, 90761), (2257, 68684), (2453, 63196), (2684, 57757), (2849, 54412), (3122, 49654), (4514, 34342), (4697, 33004), (4906, 31598), (5698, 27206), (6244, 24827), (8251, 18788), (9028, 17171), (9394, 16502), (9812, 15799), (11396, 13603)]