166147940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{17713}}^1$

素因数の和:17796

約数の個数: 48

約数和(自身を含む): 404729472

約数和(自身を除く): 238581532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 17713, 35426, 70852, 88565, 123991, 177130, 247982, 354260, 495964, 619955, 1186771, 1239910, 2373542, 2479820, 4747084, 5933855, 8307397, 11867710, 16614794, 23735420, 33229588, 41536985, 83073970, 166147940]

約数ペア:

[(1, 166147940), (2, 83073970), (4, 41536985), (5, 33229588), (7, 23735420), (10, 16614794), (14, 11867710), (20, 8307397), (28, 5933855), (35, 4747084), (67, 2479820), (70, 2373542), (134, 1239910), (140, 1186771), (268, 619955), (335, 495964), (469, 354260), (670, 247982), (938, 177130), (1340, 123991), (1876, 88565), (2345, 70852), (4690, 35426), (9380, 17713)]