16809720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1103}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 34062600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1103, 1270, 1524, 1905, 2206, 2540, 3048, 3309, 3810, 4412, 5080, 5515, 6618, 7620, 8824, 11030, 13236, 15240, 16545, 22060, 26472, 33090, 44120, 66180, 132360, 140081, 280162, 420243, 560324, 700405, 840486, 1120648, 1400810, 1680972, 2101215, 2801620, 3361944, 4202430, 5603240, 8404860, 16809720]

約数ペア:

[(1, 16809720), (2, 8404860), (3, 5603240), (4, 4202430), (5, 3361944), (6, 2801620), (8, 2101215), (10, 1680972), (12, 1400810), (15, 1120648), (20, 840486), (24, 700405), (30, 560324), (40, 420243), (60, 280162), (120, 140081), (127, 132360), (254, 66180), (381, 44120), (508, 33090), (635, 26472), (762, 22060), (1016, 16545), (1103, 15240), (1270, 13236), (1524, 11030), (1905, 8824), (2206, 7620), (2540, 6618), (3048, 5515), (3309, 5080), (3810, 4412)]