249975480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{677}}^1$

素因数の和:889

約数の個数: 128

約数和(自身を含む): 799606080

約数和(自身を除く): 549630600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 181, 204, 255, 340, 362, 408, 510, 543, 677, 680, 724, 905, 1020, 1086, 1354, 1448, 1810, 2031, 2040, 2172, 2708, 2715, 3077, 3385, 3620, 4062, 4344, 5416, 5430, 6154, 6770, 7240, 8124, 9231, 10155, 10860, 11509, 12308, 13540, 15385, 16248, 18462, 20310, 21720, 23018, 24616, 27080, 30770, 34527, 36924, 40620, 46036, 46155, 57545, 61540, 69054, 73848, 81240, 92072, 92310, 115090, 122537, 123080, 138108, 172635, 184620, 230180, 245074, 276216, 345270, 367611, 369240, 460360, 490148, 612685, 690540, 735222, 980296, 1225370, 1381080, 1470444, 1838055, 2083129, 2450740, 2940888, 3676110, 4166258, 4901480, 6249387, 7352220, 8332516, 10415645, 12498774, 14704440, 16665032, 20831290, 24997548, 31246935, 41662580, 49995096, 62493870, 83325160, 124987740, 249975480]

約数ペア:

[(1, 249975480), (2, 124987740), (3, 83325160), (4, 62493870), (5, 49995096), (6, 41662580), (8, 31246935), (10, 24997548), (12, 20831290), (15, 16665032), (17, 14704440), (20, 12498774), (24, 10415645), (30, 8332516), (34, 7352220), (40, 6249387), (51, 4901480), (60, 4166258), (68, 3676110), (85, 2940888), (102, 2450740), (120, 2083129), (136, 1838055), (170, 1470444), (181, 1381080), (204, 1225370), (255, 980296), (340, 735222), (362, 690540), (408, 612685), (510, 490148), (543, 460360), (677, 369240), (680, 367611), (724, 345270), (905, 276216), (1020, 245074), (1086, 230180), (1354, 184620), (1448, 172635), (1810, 138108), (2031, 123080), (2040, 122537), (2172, 115090), (2708, 92310), (2715, 92072), (3077, 81240), (3385, 73848), (3620, 69054), (4062, 61540), (4344, 57545), (5416, 46155), (5430, 46036), (6154, 40620), (6770, 36924), (7240, 34527), (8124, 30770), (9231, 27080), (10155, 24616), (10860, 23018), (11509, 21720), (12308, 20310), (13540, 18462), (15385, 16248)]