287310960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{399043}}^1$

素因数の和:399062

約数の個数: 60

約数和(自身を含む): 964888392

約数和(自身を除く): 677577432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 399043, 798086, 1197129, 1596172, 1995215, 2394258, 3192344, 3591387, 3990430, 4788516, 5985645, 6384688, 7182774, 7980860, 9577032, 11971290, 14365548, 15961720, 17956935, 19154064, 23942580, 28731096, 31923440, 35913870, 47885160, 57462192, 71827740, 95770320, 143655480, 287310960]

約数ペア:

[(1, 287310960), (2, 143655480), (3, 95770320), (4, 71827740), (5, 57462192), (6, 47885160), (8, 35913870), (9, 31923440), (10, 28731096), (12, 23942580), (15, 19154064), (16, 17956935), (18, 15961720), (20, 14365548), (24, 11971290), (30, 9577032), (36, 7980860), (40, 7182774), (45, 6384688), (48, 5985645), (60, 4788516), (72, 3990430), (80, 3591387), (90, 3192344), (120, 2394258), (144, 1995215), (180, 1596172), (240, 1197129), (360, 798086), (720, 399043)]