18264320

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{751}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 46112640

約数和(自身を除く): 27848320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 751, 760, 1216, 1280, 1502, 1520, 2432, 3004, 3040, 3755, 4864, 6008, 6080, 7510, 12016, 12160, 14269, 15020, 24032, 24320, 28538, 30040, 48064, 57076, 60080, 71345, 96128, 114152, 120160, 142690, 192256, 228304, 240320, 285380, 456608, 480640, 570760, 913216, 961280, 1141520, 1826432, 2283040, 3652864, 4566080, 9132160, 18264320]

約数ペア:

[(1, 18264320), (2, 9132160), (4, 4566080), (5, 3652864), (8, 2283040), (10, 1826432), (16, 1141520), (19, 961280), (20, 913216), (32, 570760), (38, 480640), (40, 456608), (64, 285380), (76, 240320), (80, 228304), (95, 192256), (128, 142690), (152, 120160), (160, 114152), (190, 96128), (256, 71345), (304, 60080), (320, 57076), (380, 48064), (608, 30040), (640, 28538), (751, 24320), (760, 24032), (1216, 15020), (1280, 14269), (1502, 12160), (1520, 12016), (2432, 7510), (3004, 6080), (3040, 6008), (3755, 4864)]