128559240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357109}}^1$

素因数の和:357126

約数の個数: 48

約数和(自身を含む): 417818700

約数和(自身を除く): 289259460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 357109, 714218, 1071327, 1428436, 1785545, 2142654, 2856872, 3213981, 3571090, 4285308, 5356635, 6427962, 7142180, 8570616, 10713270, 12855924, 14284360, 16069905, 21426540, 25711848, 32139810, 42853080, 64279620, 128559240]

約数ペア:

[(1, 128559240), (2, 64279620), (3, 42853080), (4, 32139810), (5, 25711848), (6, 21426540), (8, 16069905), (9, 14284360), (10, 12855924), (12, 10713270), (15, 8570616), (18, 7142180), (20, 6427962), (24, 5356635), (30, 4285308), (36, 3571090), (40, 3213981), (45, 2856872), (60, 2142654), (72, 1785545), (90, 1428436), (120, 1071327), (180, 714218), (360, 357109)]