260078640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2129}}^1$

素因数の和:2654

約数の個数: 80

約数和(自身を含む): 808207200

約数和(自身を除く): 548128560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 509, 1018, 1527, 2036, 2129, 2545, 3054, 4072, 4258, 5090, 6108, 6387, 7635, 8144, 8516, 10180, 10645, 12216, 12774, 15270, 17032, 20360, 21290, 24432, 25548, 30540, 31935, 34064, 40720, 42580, 51096, 61080, 63870, 85160, 102192, 122160, 127740, 170320, 255480, 510960, 1083661, 2167322, 3250983, 4334644, 5418305, 6501966, 8669288, 10836610, 13003932, 16254915, 17338576, 21673220, 26007864, 32509830, 43346440, 52015728, 65019660, 86692880, 130039320, 260078640]

約数ペア:

[(1, 260078640), (2, 130039320), (3, 86692880), (4, 65019660), (5, 52015728), (6, 43346440), (8, 32509830), (10, 26007864), (12, 21673220), (15, 17338576), (16, 16254915), (20, 13003932), (24, 10836610), (30, 8669288), (40, 6501966), (48, 5418305), (60, 4334644), (80, 3250983), (120, 2167322), (240, 1083661), (509, 510960), (1018, 255480), (1527, 170320), (2036, 127740), (2129, 122160), (2545, 102192), (3054, 85160), (4072, 63870), (4258, 61080), (5090, 51096), (6108, 42580), (6387, 40720), (7635, 34064), (8144, 31935), (8516, 30540), (10180, 25548), (10645, 24432), (12216, 21290), (12774, 20360), (15270, 17032)]