166375720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8369}}^1$

素因数の和:8458

約数の個数: 64

約数和(自身を含む): 433900800

約数和(自身を除く): 267525080

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, 8369, 9940, 16738, 19880, 33476, 41845, 58583, 66952, 83690, 117166, 167380, 234332, 292915, 334760, 468664, 585830, 594199, 1171660, 1188398, 2343320, 2376796, 2970995, 4159393, 4753592, 5941990, 8318786, 11883980, 16637572, 20796965, 23767960, 33275144, 41593930, 83187860, 166375720]

約数ペア:

[(1, 166375720), (2, 83187860), (4, 41593930), (5, 33275144), (7, 23767960), (8, 20796965), (10, 16637572), (14, 11883980), (20, 8318786), (28, 5941990), (35, 4753592), (40, 4159393), (56, 2970995), (70, 2376796), (71, 2343320), (140, 1188398), (142, 1171660), (280, 594199), (284, 585830), (355, 468664), (497, 334760), (568, 292915), (710, 234332), (994, 167380), (1420, 117166), (1988, 83690), (2485, 66952), (2840, 58583), (3976, 41845), (4970, 33476), (8369, 19880), (9940, 16738)]