74124760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1787}}^1$

素因数の和:1876

約数の個数: 64

約数和(自身を含む): 179586720

約数和(自身を除く): 105461960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 1787, 2074, 2440, 3574, 4148, 5185, 7148, 8296, 8935, 10370, 14296, 17870, 20740, 30379, 35740, 41480, 60758, 71480, 109007, 121516, 151895, 218014, 243032, 303790, 436028, 545035, 607580, 872056, 1090070, 1215160, 1853119, 2180140, 3706238, 4360280, 7412476, 9265595, 14824952, 18531190, 37062380, 74124760]

約数ペア:

[(1, 74124760), (2, 37062380), (4, 18531190), (5, 14824952), (8, 9265595), (10, 7412476), (17, 4360280), (20, 3706238), (34, 2180140), (40, 1853119), (61, 1215160), (68, 1090070), (85, 872056), (122, 607580), (136, 545035), (170, 436028), (244, 303790), (305, 243032), (340, 218014), (488, 151895), (610, 121516), (680, 109007), (1037, 71480), (1220, 60758), (1787, 41480), (2074, 35740), (2440, 30379), (3574, 20740), (4148, 17870), (5185, 14296), (7148, 10370), (8296, 8935)]