311979536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:532

約数の個数: 80

約数和(自身を含む): 686432256

約数和(自身を除く): 374452720

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 211, 248, 271, 341, 422, 496, 542, 682, 844, 1084, 1364, 1688, 2168, 2321, 2728, 2981, 3376, 4336, 4642, 5456, 5962, 6541, 8401, 9284, 11924, 13082, 16802, 18568, 23848, 26164, 33604, 37136, 47696, 52328, 57181, 67208, 71951, 92411, 104656, 114362, 134416, 143902, 184822, 228724, 287804, 369644, 457448, 575608, 628991, 739288, 914896, 1151216, 1257982, 1478576, 1772611, 2515964, 3545222, 5031928, 7090444, 10063856, 14180888, 19498721, 28361776, 38997442, 77994884, 155989768, 311979536]

約数ペア:

[(1, 311979536), (2, 155989768), (4, 77994884), (8, 38997442), (11, 28361776), (16, 19498721), (22, 14180888), (31, 10063856), (44, 7090444), (62, 5031928), (88, 3545222), (124, 2515964), (176, 1772611), (211, 1478576), (248, 1257982), (271, 1151216), (341, 914896), (422, 739288), (496, 628991), (542, 575608), (682, 457448), (844, 369644), (1084, 287804), (1364, 228724), (1688, 184822), (2168, 143902), (2321, 134416), (2728, 114362), (2981, 104656), (3376, 92411), (4336, 71951), (4642, 67208), (5456, 57181), (5962, 52328), (6541, 47696), (8401, 37136), (9284, 33604), (11924, 26164), (13082, 23848), (16802, 18568)]