390074080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{883}}^1$

素因数の和:1160

約数の個数: 96

約数和(自身を含む): 1010475648

約数和(自身を除く): 620401568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 251, 352, 440, 502, 880, 883, 1004, 1255, 1760, 1766, 2008, 2510, 2761, 3532, 4016, 4415, 5020, 5522, 7064, 8032, 8830, 9713, 10040, 11044, 13805, 14128, 17660, 19426, 20080, 22088, 27610, 28256, 35320, 38852, 40160, 44176, 48565, 55220, 70640, 77704, 88352, 97130, 110440, 141280, 155408, 194260, 220880, 221633, 310816, 388520, 441760, 443266, 777040, 886532, 1108165, 1554080, 1773064, 2216330, 2437963, 3546128, 4432660, 4875926, 7092256, 8865320, 9751852, 12189815, 17730640, 19503704, 24379630, 35461280, 39007408, 48759260, 78014816, 97518520, 195037040, 390074080]

約数ペア:

[(1, 390074080), (2, 195037040), (4, 97518520), (5, 78014816), (8, 48759260), (10, 39007408), (11, 35461280), (16, 24379630), (20, 19503704), (22, 17730640), (32, 12189815), (40, 9751852), (44, 8865320), (55, 7092256), (80, 4875926), (88, 4432660), (110, 3546128), (160, 2437963), (176, 2216330), (220, 1773064), (251, 1554080), (352, 1108165), (440, 886532), (502, 777040), (880, 443266), (883, 441760), (1004, 388520), (1255, 310816), (1760, 221633), (1766, 220880), (2008, 194260), (2510, 155408), (2761, 141280), (3532, 110440), (4016, 97130), (4415, 88352), (5020, 77704), (5522, 70640), (7064, 55220), (8032, 48565), (8830, 44176), (9713, 40160), (10040, 38852), (11044, 35320), (13805, 28256), (14128, 27610), (17660, 22088), (19426, 20080)]