299971560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{357109}}^1$

素因数の和:357130

約数の個数: 64

約数和(自身を含む): 1028476800

約数和(自身を除く): 728505240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 357109, 714218, 1071327, 1428436, 1785545, 2142654, 2499763, 2856872, 3571090, 4285308, 4999526, 5356635, 7142180, 7499289, 8570616, 9999052, 10713270, 12498815, 14284360, 14998578, 19998104, 21426540, 24997630, 29997156, 37496445, 42853080, 49995260, 59994312, 74992890, 99990520, 149985780, 299971560]

約数ペア:

[(1, 299971560), (2, 149985780), (3, 99990520), (4, 74992890), (5, 59994312), (6, 49995260), (7, 42853080), (8, 37496445), (10, 29997156), (12, 24997630), (14, 21426540), (15, 19998104), (20, 14998578), (21, 14284360), (24, 12498815), (28, 10713270), (30, 9999052), (35, 8570616), (40, 7499289), (42, 7142180), (56, 5356635), (60, 4999526), (70, 4285308), (84, 3571090), (105, 2856872), (120, 2499763), (140, 2142654), (168, 1785545), (210, 1428436), (280, 1071327), (420, 714218), (840, 357109)]