240780960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{23887}}^1$

素因数の和:23915

約数の個数: 144

約数和(自身を含む): 939085056

約数和(自身を除く): 698304096

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 23887, 47774, 71661, 95548, 119435, 143322, 167209, 191096, 214983, 238870, 286644, 334418, 358305, 382192, 429966, 477740, 501627, 573288, 668836, 716610, 764384, 836045, 859932, 955480, 1003254, 1074915, 1146576, 1337672, 1433220, 1504881, 1672090, 1719864, 1910960, 2006508, 2149830, 2293152, 2508135, 2675344, 2866440, 3009762, 3344180, 3439728, 3821920, 4013016, 4299660, 5016270, 5350688, 5732880, 6019524, 6688360, 6879456, 7524405, 8026032, 8599320, 10032540, 11465760, 12039048, 13376720, 15048810, 16052064, 17198640, 20065080, 24078096, 26753440, 30097620, 34397280, 40130160, 48156192, 60195240, 80260320, 120390480, 240780960]

約数ペア:

[(1, 240780960), (2, 120390480), (3, 80260320), (4, 60195240), (5, 48156192), (6, 40130160), (7, 34397280), (8, 30097620), (9, 26753440), (10, 24078096), (12, 20065080), (14, 17198640), (15, 16052064), (16, 15048810), (18, 13376720), (20, 12039048), (21, 11465760), (24, 10032540), (28, 8599320), (30, 8026032), (32, 7524405), (35, 6879456), (36, 6688360), (40, 6019524), (42, 5732880), (45, 5350688), (48, 5016270), (56, 4299660), (60, 4013016), (63, 3821920), (70, 3439728), (72, 3344180), (80, 3009762), (84, 2866440), (90, 2675344), (96, 2508135), (105, 2293152), (112, 2149830), (120, 2006508), (126, 1910960), (140, 1719864), (144, 1672090), (160, 1504881), (168, 1433220), (180, 1337672), (210, 1146576), (224, 1074915), (240, 1003254), (252, 955480), (280, 859932), (288, 836045), (315, 764384), (336, 716610), (360, 668836), (420, 573288), (480, 501627), (504, 477740), (560, 429966), (630, 382192), (672, 358305), (720, 334418), (840, 286644), (1008, 238870), (1120, 214983), (1260, 191096), (1440, 167209), (1680, 143322), (2016, 119435), (2520, 95548), (3360, 71661), (5040, 47774), (10080, 23887)]