203628160

素因数分解:

$2^7\times 5^1\times {\mathrm{373}}^1\times {\mathrm{853}}^1$

素因数の和:1245

約数の個数: 64

約数和(自身を含む): 488675880

約数和(自身を除く): 285047720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 373, 640, 746, 853, 1492, 1706, 1865, 2984, 3412, 3730, 4265, 5968, 6824, 7460, 8530, 11936, 13648, 14920, 17060, 23872, 27296, 29840, 34120, 47744, 54592, 59680, 68240, 109184, 119360, 136480, 238720, 272960, 318169, 545920, 636338, 1272676, 1590845, 2545352, 3181690, 5090704, 6363380, 10181408, 12726760, 20362816, 25453520, 40725632, 50907040, 101814080, 203628160]

約数ペア:

[(1, 203628160), (2, 101814080), (4, 50907040), (5, 40725632), (8, 25453520), (10, 20362816), (16, 12726760), (20, 10181408), (32, 6363380), (40, 5090704), (64, 3181690), (80, 2545352), (128, 1590845), (160, 1272676), (320, 636338), (373, 545920), (640, 318169), (746, 272960), (853, 238720), (1492, 136480), (1706, 119360), (1865, 109184), (2984, 68240), (3412, 59680), (3730, 54592), (4265, 47744), (5968, 34120), (6824, 29840), (7460, 27296), (8530, 23872), (11936, 17060), (13648, 14920)]