338496760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17027}}^1$

素因数の和:17116

約数の個数: 64

約数和(自身を含む): 882731520

約数和(自身を除く): 544234760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 17027, 19880, 34054, 68108, 85135, 119189, 136216, 170270, 238378, 340540, 476756, 595945, 681080, 953512, 1191890, 1208917, 2383780, 2417834, 4767560, 4835668, 6044585, 8462419, 9671336, 12089170, 16924838, 24178340, 33849676, 42312095, 48356680, 67699352, 84624190, 169248380, 338496760]

約数ペア:

[(1, 338496760), (2, 169248380), (4, 84624190), (5, 67699352), (7, 48356680), (8, 42312095), (10, 33849676), (14, 24178340), (20, 16924838), (28, 12089170), (35, 9671336), (40, 8462419), (56, 6044585), (70, 4835668), (71, 4767560), (140, 2417834), (142, 2383780), (280, 1208917), (284, 1191890), (355, 953512), (497, 681080), (568, 595945), (710, 476756), (994, 340540), (1420, 238378), (1988, 170270), (2485, 136216), (2840, 119189), (3976, 85135), (4970, 68108), (9940, 34054), (17027, 19880)]