17968080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{443}}^1$

素因数の和:485

約数の個数: 120

約数和(自身を含む): 60451488

約数和(自身を除く): 42483408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 443, 507, 520, 624, 676, 780, 845, 886, 1014, 1040, 1329, 1352, 1560, 1690, 1772, 2028, 2215, 2535, 2658, 2704, 3120, 3380, 3544, 4056, 4430, 5070, 5316, 5759, 6645, 6760, 7088, 8112, 8860, 10140, 10632, 11518, 13290, 13520, 17277, 17720, 20280, 21264, 23036, 26580, 28795, 34554, 35440, 40560, 46072, 53160, 57590, 69108, 74867, 86385, 92144, 106320, 115180, 138216, 149734, 172770, 224601, 230360, 276432, 299468, 345540, 374335, 449202, 460720, 598936, 691080, 748670, 898404, 1123005, 1197872, 1382160, 1497340, 1796808, 2246010, 2994680, 3593616, 4492020, 5989360, 8984040, 17968080]

約数ペア:

[(1, 17968080), (2, 8984040), (3, 5989360), (4, 4492020), (5, 3593616), (6, 2994680), (8, 2246010), (10, 1796808), (12, 1497340), (13, 1382160), (15, 1197872), (16, 1123005), (20, 898404), (24, 748670), (26, 691080), (30, 598936), (39, 460720), (40, 449202), (48, 374335), (52, 345540), (60, 299468), (65, 276432), (78, 230360), (80, 224601), (104, 172770), (120, 149734), (130, 138216), (156, 115180), (169, 106320), (195, 92144), (208, 86385), (240, 74867), (260, 69108), (312, 57590), (338, 53160), (390, 46072), (443, 40560), (507, 35440), (520, 34554), (624, 28795), (676, 26580), (780, 23036), (845, 21264), (886, 20280), (1014, 17720), (1040, 17277), (1329, 13520), (1352, 13290), (1560, 11518), (1690, 10632), (1772, 10140), (2028, 8860), (2215, 8112), (2535, 7088), (2658, 6760), (2704, 6645), (3120, 5759), (3380, 5316), (3544, 5070), (4056, 4430)]