15621660

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{9643}}^1$

素因数の和:9664

約数の個数: 60

約数和(自身を含む): 49010808

約数和(自身を除く): 33389148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 9643, 19286, 28929, 38572, 48215, 57858, 86787, 96430, 115716, 144645, 173574, 192860, 260361, 289290, 347148, 433935, 520722, 578580, 781083, 867870, 1041444, 1301805, 1562166, 1735740, 2603610, 3124332, 3905415, 5207220, 7810830, 15621660]

約数ペア:

[(1, 15621660), (2, 7810830), (3, 5207220), (4, 3905415), (5, 3124332), (6, 2603610), (9, 1735740), (10, 1562166), (12, 1301805), (15, 1041444), (18, 867870), (20, 781083), (27, 578580), (30, 520722), (36, 433935), (45, 347148), (54, 289290), (60, 260361), (81, 192860), (90, 173574), (108, 144645), (135, 115716), (162, 96430), (180, 86787), (270, 57858), (324, 48215), (405, 38572), (540, 28929), (810, 19286), (1620, 9643)]