255272640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{37987}}^1$

素因数の和:38014

約数の個数: 112

約数和(自身を含む): 926299392

約数和(自身を除く): 671026752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 37987, 75974, 113961, 151948, 189935, 227922, 265909, 303896, 379870, 455844, 531818, 569805, 607792, 759740, 797727, 911688, 1063636, 1139610, 1215584, 1329545, 1519480, 1595454, 1823376, 2127272, 2279220, 2431168, 2659090, 3038960, 3190908, 3646752, 3988635, 4254544, 4558440, 5318180, 6077920, 6381816, 7293504, 7977270, 8509088, 9116880, 10636360, 12155840, 12763632, 15954540, 17018176, 18233760, 21272720, 25527264, 31909080, 36467520, 42545440, 51054528, 63818160, 85090880, 127636320, 255272640]

約数ペア:

[(1, 255272640), (2, 127636320), (3, 85090880), (4, 63818160), (5, 51054528), (6, 42545440), (7, 36467520), (8, 31909080), (10, 25527264), (12, 21272720), (14, 18233760), (15, 17018176), (16, 15954540), (20, 12763632), (21, 12155840), (24, 10636360), (28, 9116880), (30, 8509088), (32, 7977270), (35, 7293504), (40, 6381816), (42, 6077920), (48, 5318180), (56, 4558440), (60, 4254544), (64, 3988635), (70, 3646752), (80, 3190908), (84, 3038960), (96, 2659090), (105, 2431168), (112, 2279220), (120, 2127272), (140, 1823376), (160, 1595454), (168, 1519480), (192, 1329545), (210, 1215584), (224, 1139610), (240, 1063636), (280, 911688), (320, 797727), (336, 759740), (420, 607792), (448, 569805), (480, 531818), (560, 455844), (672, 379870), (840, 303896), (960, 265909), (1120, 227922), (1344, 189935), (1680, 151948), (2240, 113961), (3360, 75974), (6720, 37987)]