135261520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{367}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 335121408

約数和(自身を除く): 199859888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 271, 272, 340, 367, 542, 680, 734, 1084, 1355, 1360, 1468, 1835, 2168, 2710, 2936, 3670, 4336, 4607, 5420, 5872, 6239, 7340, 9214, 10840, 12478, 14680, 18428, 21680, 23035, 24956, 29360, 31195, 36856, 46070, 49912, 62390, 73712, 92140, 99457, 99824, 124780, 184280, 198914, 249560, 368560, 397828, 497285, 499120, 795656, 994570, 1591312, 1690769, 1989140, 3381538, 3978280, 6763076, 7956560, 8453845, 13526152, 16907690, 27052304, 33815380, 67630760, 135261520]

約数ペア:

[(1, 135261520), (2, 67630760), (4, 33815380), (5, 27052304), (8, 16907690), (10, 13526152), (16, 8453845), (17, 7956560), (20, 6763076), (34, 3978280), (40, 3381538), (68, 1989140), (80, 1690769), (85, 1591312), (136, 994570), (170, 795656), (271, 499120), (272, 497285), (340, 397828), (367, 368560), (542, 249560), (680, 198914), (734, 184280), (1084, 124780), (1355, 99824), (1360, 99457), (1468, 92140), (1835, 73712), (2168, 62390), (2710, 49912), (2936, 46070), (3670, 36856), (4336, 31195), (4607, 29360), (5420, 24956), (5872, 23035), (6239, 21680), (7340, 18428), (9214, 14680), (10840, 12478)]