38581740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2081}}^1$

素因数の和:2199

約数の個数: 72

約数和(自身を含む): 118224288

約数和(自身を除く): 79642548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 2081, 3090, 3708, 4162, 4635, 6180, 6243, 8324, 9270, 10405, 12486, 18540, 18729, 20810, 24972, 31215, 37458, 41620, 62430, 74916, 93645, 124860, 187290, 214343, 374580, 428686, 643029, 857372, 1071715, 1286058, 1929087, 2143430, 2572116, 3215145, 3858174, 4286860, 6430290, 7716348, 9645435, 12860580, 19290870, 38581740]

約数ペア:

[(1, 38581740), (2, 19290870), (3, 12860580), (4, 9645435), (5, 7716348), (6, 6430290), (9, 4286860), (10, 3858174), (12, 3215145), (15, 2572116), (18, 2143430), (20, 1929087), (30, 1286058), (36, 1071715), (45, 857372), (60, 643029), (90, 428686), (103, 374580), (180, 214343), (206, 187290), (309, 124860), (412, 93645), (515, 74916), (618, 62430), (927, 41620), (1030, 37458), (1236, 31215), (1545, 24972), (1854, 20810), (2060, 18729), (2081, 18540), (3090, 12486), (3708, 10405), (4162, 9270), (4635, 8324), (6180, 6243)]