30420072

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:915

約数の個数: 96

約数和(自身を含む): 90347400

約数和(自身を除く): 59927328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 29, 34, 36, 51, 58, 68, 72, 87, 102, 116, 136, 153, 174, 204, 232, 261, 306, 348, 408, 493, 522, 612, 696, 857, 986, 1044, 1224, 1479, 1714, 1972, 2088, 2571, 2958, 3428, 3944, 4437, 5142, 5916, 6856, 7713, 8874, 10284, 11832, 14569, 15426, 17748, 20568, 24853, 29138, 30852, 35496, 43707, 49706, 58276, 61704, 74559, 87414, 99412, 116552, 131121, 149118, 174828, 198824, 223677, 262242, 298236, 349656, 422501, 447354, 524484, 596472, 845002, 894708, 1048968, 1267503, 1690004, 1789416, 2535006, 3380008, 3802509, 5070012, 7605018, 10140024, 15210036, 30420072]

約数ペア:

[(1, 30420072), (2, 15210036), (3, 10140024), (4, 7605018), (6, 5070012), (8, 3802509), (9, 3380008), (12, 2535006), (17, 1789416), (18, 1690004), (24, 1267503), (29, 1048968), (34, 894708), (36, 845002), (51, 596472), (58, 524484), (68, 447354), (72, 422501), (87, 349656), (102, 298236), (116, 262242), (136, 223677), (153, 198824), (174, 174828), (204, 149118), (232, 131121), (261, 116552), (306, 99412), (348, 87414), (408, 74559), (493, 61704), (522, 58276), (612, 49706), (696, 43707), (857, 35496), (986, 30852), (1044, 29138), (1224, 24853), (1479, 20568), (1714, 17748), (1972, 15426), (2088, 14569), (2571, 11832), (2958, 10284), (3428, 8874), (3944, 7713), (4437, 6856), (5142, 5916)]