16402980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:909

約数の個数: 96

約数和(自身を含む): 51891840

約数和(自身を除く): 35488860

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 857, 870, 957, 1276, 1595, 1714, 1740, 1914, 2571, 3190, 3428, 3828, 4285, 4785, 5142, 6380, 8570, 9427, 9570, 10284, 12855, 17140, 18854, 19140, 24853, 25710, 28281, 37708, 47135, 49706, 51420, 56562, 74559, 94270, 99412, 113124, 124265, 141405, 149118, 188540, 248530, 273383, 282810, 298236, 372795, 497060, 546766, 565620, 745590, 820149, 1093532, 1366915, 1491180, 1640298, 2733830, 3280596, 4100745, 5467660, 8201490, 16402980]

約数ペア:

[(1, 16402980), (2, 8201490), (3, 5467660), (4, 4100745), (5, 3280596), (6, 2733830), (10, 1640298), (11, 1491180), (12, 1366915), (15, 1093532), (20, 820149), (22, 745590), (29, 565620), (30, 546766), (33, 497060), (44, 372795), (55, 298236), (58, 282810), (60, 273383), (66, 248530), (87, 188540), (110, 149118), (116, 141405), (132, 124265), (145, 113124), (165, 99412), (174, 94270), (220, 74559), (290, 56562), (319, 51420), (330, 49706), (348, 47135), (435, 37708), (580, 28281), (638, 25710), (660, 24853), (857, 19140), (870, 18854), (957, 17140), (1276, 12855), (1595, 10284), (1714, 9570), (1740, 9427), (1914, 8570), (2571, 6380), (3190, 5142), (3428, 4785), (3828, 4285)]