227787520

素因数分解:

$2^8\times 5^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 548568720

約数和(自身を除く): 320781200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 251, 256, 320, 502, 640, 709, 1004, 1255, 1280, 1418, 2008, 2510, 2836, 3545, 4016, 5020, 5672, 7090, 8032, 10040, 11344, 14180, 16064, 20080, 22688, 28360, 32128, 40160, 45376, 56720, 64256, 80320, 90752, 113440, 160640, 177959, 181504, 226880, 321280, 355918, 453760, 711836, 889795, 907520, 1423672, 1779590, 2847344, 3559180, 5694688, 7118360, 11389376, 14236720, 22778752, 28473440, 45557504, 56946880, 113893760, 227787520]

約数ペア:

[(1, 227787520), (2, 113893760), (4, 56946880), (5, 45557504), (8, 28473440), (10, 22778752), (16, 14236720), (20, 11389376), (32, 7118360), (40, 5694688), (64, 3559180), (80, 2847344), (128, 1779590), (160, 1423672), (251, 907520), (256, 889795), (320, 711836), (502, 453760), (640, 355918), (709, 321280), (1004, 226880), (1255, 181504), (1280, 177959), (1418, 160640), (2008, 113440), (2510, 90752), (2836, 80320), (3545, 64256), (4016, 56720), (5020, 45376), (5672, 40160), (7090, 32128), (8032, 28360), (10040, 22688), (11344, 20080), (14180, 16064)]