845605120

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{28723}}^1$

素因数の和:28767

約数の個数: 72

約数和(自身を含む): 2113626816

約数和(自身を除く): 1268021696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 28723, 29440, 57446, 114892, 143615, 229784, 287230, 459568, 574460, 660629, 919136, 1148920, 1321258, 1838272, 2297840, 2642516, 3303145, 3676544, 4595680, 5285032, 6606290, 7353088, 9191360, 10570064, 13212580, 18382720, 21140128, 26425160, 36765440, 42280256, 52850320, 84560512, 105700640, 169121024, 211401280, 422802560, 845605120]

約数ペア:

[(1, 845605120), (2, 422802560), (4, 211401280), (5, 169121024), (8, 105700640), (10, 84560512), (16, 52850320), (20, 42280256), (23, 36765440), (32, 26425160), (40, 21140128), (46, 18382720), (64, 13212580), (80, 10570064), (92, 9191360), (115, 7353088), (128, 6606290), (160, 5285032), (184, 4595680), (230, 3676544), (256, 3303145), (320, 2642516), (368, 2297840), (460, 1838272), (640, 1321258), (736, 1148920), (920, 919136), (1280, 660629), (1472, 574460), (1840, 459568), (2944, 287230), (3680, 229784), (5888, 143615), (7360, 114892), (14720, 57446), (28723, 29440)]