15521580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1627}}^1$

素因数の和:1695

約数の個数: 72

約数和(自身を含む): 47999952

約数和(自身を除く): 32478372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1627, 1908, 2385, 3180, 3254, 4770, 4881, 6508, 8135, 9540, 9762, 14643, 16270, 19524, 24405, 29286, 32540, 48810, 58572, 73215, 86231, 97620, 146430, 172462, 258693, 292860, 344924, 431155, 517386, 776079, 862310, 1034772, 1293465, 1552158, 1724620, 2586930, 3104316, 3880395, 5173860, 7760790, 15521580]

約数ペア:

[(1, 15521580), (2, 7760790), (3, 5173860), (4, 3880395), (5, 3104316), (6, 2586930), (9, 1724620), (10, 1552158), (12, 1293465), (15, 1034772), (18, 862310), (20, 776079), (30, 517386), (36, 431155), (45, 344924), (53, 292860), (60, 258693), (90, 172462), (106, 146430), (159, 97620), (180, 86231), (212, 73215), (265, 58572), (318, 48810), (477, 32540), (530, 29286), (636, 24405), (795, 19524), (954, 16270), (1060, 14643), (1590, 9762), (1627, 9540), (1908, 8135), (2385, 6508), (3180, 4881), (3254, 4770)]