173662120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:866

約数の個数: 64

約数和(自身を含む): 401581440

約数和(自身を除く): 227919320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 103, 122, 206, 244, 305, 412, 488, 515, 610, 691, 824, 1030, 1220, 1382, 2060, 2440, 2764, 3455, 4120, 5528, 6283, 6910, 12566, 13820, 25132, 27640, 31415, 42151, 50264, 62830, 71173, 84302, 125660, 142346, 168604, 210755, 251320, 284692, 337208, 355865, 421510, 569384, 711730, 843020, 1423460, 1686040, 2846920, 4341553, 8683106, 17366212, 21707765, 34732424, 43415530, 86831060, 173662120]

約数ペア:

[(1, 173662120), (2, 86831060), (4, 43415530), (5, 34732424), (8, 21707765), (10, 17366212), (20, 8683106), (40, 4341553), (61, 2846920), (103, 1686040), (122, 1423460), (206, 843020), (244, 711730), (305, 569384), (412, 421510), (488, 355865), (515, 337208), (610, 284692), (691, 251320), (824, 210755), (1030, 168604), (1220, 142346), (1382, 125660), (2060, 84302), (2440, 71173), (2764, 62830), (3455, 50264), (4120, 42151), (5528, 31415), (6283, 27640), (6910, 25132), (12566, 13820)]