31424640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1$

素因数の和:1294

約数の個数: 128

約数和(自身を含む): 107956800

約数和(自身を除く): 76532160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1259, 1560, 1664, 1920, 2080, 2496, 2518, 3120, 3777, 4160, 4992, 5036, 6240, 6295, 7554, 8320, 10072, 12480, 12590, 15108, 16367, 18885, 20144, 24960, 25180, 30216, 32734, 37770, 40288, 49101, 50360, 60432, 65468, 75540, 80576, 81835, 98202, 100720, 120864, 130936, 151080, 161152, 163670, 196404, 201440, 241728, 245505, 261872, 302160, 327340, 392808, 402880, 483456, 491010, 523744, 604320, 654680, 785616, 805760, 982020, 1047488, 1208640, 1309360, 1571232, 1964040, 2094976, 2417280, 2618720, 3142464, 3928080, 5237440, 6284928, 7856160, 10474880, 15712320, 31424640]

約数ペア:

[(1, 31424640), (2, 15712320), (3, 10474880), (4, 7856160), (5, 6284928), (6, 5237440), (8, 3928080), (10, 3142464), (12, 2618720), (13, 2417280), (15, 2094976), (16, 1964040), (20, 1571232), (24, 1309360), (26, 1208640), (30, 1047488), (32, 982020), (39, 805760), (40, 785616), (48, 654680), (52, 604320), (60, 523744), (64, 491010), (65, 483456), (78, 402880), (80, 392808), (96, 327340), (104, 302160), (120, 261872), (128, 245505), (130, 241728), (156, 201440), (160, 196404), (192, 163670), (195, 161152), (208, 151080), (240, 130936), (260, 120864), (312, 100720), (320, 98202), (384, 81835), (390, 80576), (416, 75540), (480, 65468), (520, 60432), (624, 50360), (640, 49101), (780, 40288), (832, 37770), (960, 32734), (1040, 30216), (1248, 25180), (1259, 24960), (1560, 20144), (1664, 18885), (1920, 16367), (2080, 15108), (2496, 12590), (2518, 12480), (3120, 10072), (3777, 8320), (4160, 7554), (4992, 6295), (5036, 6240)]