128840216

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 269952000

約数和(自身を除く): 141111784

約数列:

[1, 2, 4, 8, 19, 31, 37, 38, 62, 74, 76, 124, 148, 152, 248, 296, 589, 703, 739, 1147, 1178, 1406, 1478, 2294, 2356, 2812, 2956, 4588, 4712, 5624, 5912, 9176, 14041, 21793, 22909, 27343, 28082, 43586, 45818, 54686, 56164, 87172, 91636, 109372, 112328, 174344, 183272, 218744, 435271, 519517, 847633, 870542, 1039034, 1695266, 1741084, 2078068, 3390532, 3482168, 4156136, 6781064, 16105027, 32210054, 64420108, 128840216]

約数ペア:

[(1, 128840216), (2, 64420108), (4, 32210054), (8, 16105027), (19, 6781064), (31, 4156136), (37, 3482168), (38, 3390532), (62, 2078068), (74, 1741084), (76, 1695266), (124, 1039034), (148, 870542), (152, 847633), (248, 519517), (296, 435271), (589, 218744), (703, 183272), (739, 174344), (1147, 112328), (1178, 109372), (1406, 91636), (1478, 87172), (2294, 56164), (2356, 54686), (2812, 45818), (2956, 43586), (4588, 28082), (4712, 27343), (5624, 22909), (5912, 21793), (9176, 14041)]