18769560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2203}}^1$

素因数の和:2288

約数の個数: 64

約数和(自身を含む): 57127680

約数和(自身を除く): 38358120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2203, 2840, 4260, 4406, 6609, 8520, 8812, 11015, 13218, 17624, 22030, 26436, 33045, 44060, 52872, 66090, 88120, 132180, 156413, 264360, 312826, 469239, 625652, 782065, 938478, 1251304, 1564130, 1876956, 2346195, 3128260, 3753912, 4692390, 6256520, 9384780, 18769560]

約数ペア:

[(1, 18769560), (2, 9384780), (3, 6256520), (4, 4692390), (5, 3753912), (6, 3128260), (8, 2346195), (10, 1876956), (12, 1564130), (15, 1251304), (20, 938478), (24, 782065), (30, 625652), (40, 469239), (60, 312826), (71, 264360), (120, 156413), (142, 132180), (213, 88120), (284, 66090), (355, 52872), (426, 44060), (568, 33045), (710, 26436), (852, 22030), (1065, 17624), (1420, 13218), (1704, 11015), (2130, 8812), (2203, 8520), (2840, 6609), (4260, 4406)]