290872960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{64927}}^1$

素因数の和:64953

約数の個数: 64

約数和(自身を含む): 794718720

約数和(自身を除く): 503845760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 64927, 129854, 259708, 324635, 454489, 519416, 649270, 908978, 1038832, 1298540, 1817956, 2077664, 2272445, 2597080, 3635912, 4155328, 4544890, 5194160, 7271824, 8310656, 9089780, 10388320, 14543648, 18179560, 20776640, 29087296, 36359120, 41553280, 58174592, 72718240, 145436480, 290872960]

約数ペア:

[(1, 290872960), (2, 145436480), (4, 72718240), (5, 58174592), (7, 41553280), (8, 36359120), (10, 29087296), (14, 20776640), (16, 18179560), (20, 14543648), (28, 10388320), (32, 9089780), (35, 8310656), (40, 7271824), (56, 5194160), (64, 4544890), (70, 4155328), (80, 3635912), (112, 2597080), (128, 2272445), (140, 2077664), (160, 1817956), (224, 1298540), (280, 1038832), (320, 908978), (448, 649270), (560, 519416), (640, 454489), (896, 324635), (1120, 259708), (2240, 129854), (4480, 64927)]