21880452900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{669127}}^1$

素因数の和:669253

約数の個数: 72

約数和(自身を含む): 63888341440

約数和(自身を除く): 42007888540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 109, 150, 218, 300, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 2725, 3270, 5450, 6540, 8175, 10900, 16350, 32700, 669127, 1338254, 2007381, 2676508, 3345635, 4014762, 6691270, 8029524, 10036905, 13382540, 16728175, 20073810, 33456350, 40147620, 50184525, 66912700, 72934843, 100369050, 145869686, 200738100, 218804529, 291739372, 364674215, 437609058, 729348430, 875218116, 1094022645, 1458696860, 1823371075, 2188045290, 3646742150, 4376090580, 5470113225, 7293484300, 10940226450, 21880452900]

約数ペア:

[(1, 21880452900), (2, 10940226450), (3, 7293484300), (4, 5470113225), (5, 4376090580), (6, 3646742150), (10, 2188045290), (12, 1823371075), (15, 1458696860), (20, 1094022645), (25, 875218116), (30, 729348430), (50, 437609058), (60, 364674215), (75, 291739372), (100, 218804529), (109, 200738100), (150, 145869686), (218, 100369050), (300, 72934843), (327, 66912700), (436, 50184525), (545, 40147620), (654, 33456350), (1090, 20073810), (1308, 16728175), (1635, 13382540), (2180, 10036905), (2725, 8029524), (3270, 6691270), (5450, 4014762), (6540, 3345635), (8175, 2676508), (10900, 2007381), (16350, 1338254), (32700, 669127)]