143440280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{58787}}^1$

素因数の和:58859

約数の個数: 32

約数和(自身を含む): 328037040

約数和(自身を除く): 184596760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 58787, 117574, 235148, 293935, 470296, 587870, 1175740, 2351480, 3586007, 7172014, 14344028, 17930035, 28688056, 35860070, 71720140, 143440280]

約数ペア:

[(1, 143440280), (2, 71720140), (4, 35860070), (5, 28688056), (8, 17930035), (10, 14344028), (20, 7172014), (40, 3586007), (61, 2351480), (122, 1175740), (244, 587870), (305, 470296), (488, 293935), (610, 235148), (1220, 117574), (2440, 58787)]