208839120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{124309}}^1$

素因数の和:124332

約数の個数: 80

約数和(自身を含む): 739893120

約数和(自身を除く): 531054000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 124309, 248618, 372927, 497236, 621545, 745854, 870163, 994472, 1243090, 1491708, 1740326, 1864635, 1988944, 2486180, 2610489, 2983416, 3480652, 3729270, 4350815, 4972360, 5220978, 5966832, 6961304, 7458540, 8701630, 9944720, 10441956, 13052445, 13922608, 14917080, 17403260, 20883912, 26104890, 29834160, 34806520, 41767824, 52209780, 69613040, 104419560, 208839120]

約数ペア:

[(1, 208839120), (2, 104419560), (3, 69613040), (4, 52209780), (5, 41767824), (6, 34806520), (7, 29834160), (8, 26104890), (10, 20883912), (12, 17403260), (14, 14917080), (15, 13922608), (16, 13052445), (20, 10441956), (21, 9944720), (24, 8701630), (28, 7458540), (30, 6961304), (35, 5966832), (40, 5220978), (42, 4972360), (48, 4350815), (56, 3729270), (60, 3480652), (70, 2983416), (80, 2610489), (84, 2486180), (105, 1988944), (112, 1864635), (120, 1740326), (140, 1491708), (168, 1243090), (210, 994472), (240, 870163), (280, 745854), (336, 621545), (420, 497236), (560, 372927), (840, 248618), (1680, 124309)]