164645280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2659}}^1$

素因数の和:2723

約数の個数: 144

約数和(自身を含む): 575134560

約数和(自身を除く): 410489280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2580, 2659, 3096, 3440, 3870, 4128, 5160, 5318, 6192, 6880, 7740, 7977, 10320, 10636, 12384, 13295, 15480, 15954, 20640, 21272, 23931, 26590, 30960, 31908, 39885, 42544, 47862, 53180, 61920, 63816, 79770, 85088, 95724, 106360, 114337, 119655, 127632, 159540, 191448, 212720, 228674, 239310, 255264, 319080, 343011, 382896, 425440, 457348, 478620, 571685, 638160, 686022, 765792, 914696, 957240, 1029033, 1143370, 1276320, 1372044, 1715055, 1829392, 1914480, 2058066, 2286740, 2744088, 3430110, 3658784, 3828960, 4116132, 4573480, 5145165, 5488176, 6860220, 8232264, 9146960, 10290330, 10976352, 13720440, 16464528, 18293920, 20580660, 27440880, 32929056, 41161320, 54881760, 82322640, 164645280]

約数ペア:

[(1, 164645280), (2, 82322640), (3, 54881760), (4, 41161320), (5, 32929056), (6, 27440880), (8, 20580660), (9, 18293920), (10, 16464528), (12, 13720440), (15, 10976352), (16, 10290330), (18, 9146960), (20, 8232264), (24, 6860220), (30, 5488176), (32, 5145165), (36, 4573480), (40, 4116132), (43, 3828960), (45, 3658784), (48, 3430110), (60, 2744088), (72, 2286740), (80, 2058066), (86, 1914480), (90, 1829392), (96, 1715055), (120, 1372044), (129, 1276320), (144, 1143370), (160, 1029033), (172, 957240), (180, 914696), (215, 765792), (240, 686022), (258, 638160), (288, 571685), (344, 478620), (360, 457348), (387, 425440), (430, 382896), (480, 343011), (516, 319080), (645, 255264), (688, 239310), (720, 228674), (774, 212720), (860, 191448), (1032, 159540), (1290, 127632), (1376, 119655), (1440, 114337), (1548, 106360), (1720, 95724), (1935, 85088), (2064, 79770), (2580, 63816), (2659, 61920), (3096, 53180), (3440, 47862), (3870, 42544), (4128, 39885), (5160, 31908), (5318, 30960), (6192, 26590), (6880, 23931), (7740, 21272), (7977, 20640), (10320, 15954), (10636, 15480), (12384, 13295)]