40744320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{21221}}^1$

素因数の和:21243

約数の個数: 64

約数和(自身を含む): 129878640

約数和(自身を除く): 89134320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 21221, 42442, 63663, 84884, 106105, 127326, 169768, 212210, 254652, 318315, 339536, 424420, 509304, 636630, 679072, 848840, 1018608, 1273260, 1358144, 1697680, 2037216, 2546520, 2716288, 3395360, 4074432, 5093040, 6790720, 8148864, 10186080, 13581440, 20372160, 40744320]

約数ペア:

[(1, 40744320), (2, 20372160), (3, 13581440), (4, 10186080), (5, 8148864), (6, 6790720), (8, 5093040), (10, 4074432), (12, 3395360), (15, 2716288), (16, 2546520), (20, 2037216), (24, 1697680), (30, 1358144), (32, 1273260), (40, 1018608), (48, 848840), (60, 679072), (64, 636630), (80, 509304), (96, 424420), (120, 339536), (128, 318315), (160, 254652), (192, 212210), (240, 169768), (320, 127326), (384, 106105), (480, 84884), (640, 63663), (960, 42442), (1920, 21221)]