257012880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2129}}^1$

素因数の和:2648

約数の個数: 80

約数和(自身を含む): 798698880

約数和(自身を除く): 541686000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 503, 1006, 1509, 2012, 2129, 2515, 3018, 4024, 4258, 5030, 6036, 6387, 7545, 8048, 8516, 10060, 10645, 12072, 12774, 15090, 17032, 20120, 21290, 24144, 25548, 30180, 31935, 34064, 40240, 42580, 51096, 60360, 63870, 85160, 102192, 120720, 127740, 170320, 255480, 510960, 1070887, 2141774, 3212661, 4283548, 5354435, 6425322, 8567096, 10708870, 12850644, 16063305, 17134192, 21417740, 25701288, 32126610, 42835480, 51402576, 64253220, 85670960, 128506440, 257012880]

約数ペア:

[(1, 257012880), (2, 128506440), (3, 85670960), (4, 64253220), (5, 51402576), (6, 42835480), (8, 32126610), (10, 25701288), (12, 21417740), (15, 17134192), (16, 16063305), (20, 12850644), (24, 10708870), (30, 8567096), (40, 6425322), (48, 5354435), (60, 4283548), (80, 3212661), (120, 2141774), (240, 1070887), (503, 510960), (1006, 255480), (1509, 170320), (2012, 127740), (2129, 120720), (2515, 102192), (3018, 85160), (4024, 63870), (4258, 60360), (5030, 51096), (6036, 42580), (6387, 40240), (7545, 34064), (8048, 31935), (8516, 30180), (10060, 25548), (10645, 24144), (12072, 21290), (12774, 20120), (15090, 17032)]