170239640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1091}}^1$

素因数の和:1232

約数の個数: 64

約数和(自身を含む): 396264960

約数和(自身を除く): 226025320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 83, 94, 166, 188, 235, 332, 376, 415, 470, 664, 830, 940, 1091, 1660, 1880, 2182, 3320, 3901, 4364, 5455, 7802, 8728, 10910, 15604, 19505, 21820, 31208, 39010, 43640, 51277, 78020, 90553, 102554, 156040, 181106, 205108, 256385, 362212, 410216, 452765, 512770, 724424, 905530, 1025540, 1811060, 2051080, 3622120, 4255991, 8511982, 17023964, 21279955, 34047928, 42559910, 85119820, 170239640]

約数ペア:

[(1, 170239640), (2, 85119820), (4, 42559910), (5, 34047928), (8, 21279955), (10, 17023964), (20, 8511982), (40, 4255991), (47, 3622120), (83, 2051080), (94, 1811060), (166, 1025540), (188, 905530), (235, 724424), (332, 512770), (376, 452765), (415, 410216), (470, 362212), (664, 256385), (830, 205108), (940, 181106), (1091, 156040), (1660, 102554), (1880, 90553), (2182, 78020), (3320, 51277), (3901, 43640), (4364, 39010), (5455, 31208), (7802, 21820), (8728, 19505), (10910, 15604)]