219957780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{1427}}^1$

素因数の和:1813

約数の個数: 96

約数和(自身を含む): 706277376

約数和(自身を除く): 486319596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 367, 420, 734, 1101, 1427, 1468, 1835, 2202, 2569, 2854, 3670, 4281, 4404, 5138, 5505, 5708, 7135, 7340, 7707, 8562, 9989, 10276, 11010, 12845, 14270, 15414, 17124, 19978, 21405, 22020, 25690, 28540, 29967, 30828, 38535, 39956, 42810, 49945, 51380, 59934, 77070, 85620, 99890, 119868, 149835, 154140, 199780, 299670, 523709, 599340, 1047418, 1571127, 2094836, 2618545, 3142254, 3665963, 5237090, 6284508, 7331926, 7855635, 10474180, 10997889, 14663852, 15711270, 18329815, 21995778, 31422540, 36659630, 43991556, 54989445, 73319260, 109978890, 219957780]

約数ペア:

[(1, 219957780), (2, 109978890), (3, 73319260), (4, 54989445), (5, 43991556), (6, 36659630), (7, 31422540), (10, 21995778), (12, 18329815), (14, 15711270), (15, 14663852), (20, 10997889), (21, 10474180), (28, 7855635), (30, 7331926), (35, 6284508), (42, 5237090), (60, 3665963), (70, 3142254), (84, 2618545), (105, 2094836), (140, 1571127), (210, 1047418), (367, 599340), (420, 523709), (734, 299670), (1101, 199780), (1427, 154140), (1468, 149835), (1835, 119868), (2202, 99890), (2569, 85620), (2854, 77070), (3670, 59934), (4281, 51380), (4404, 49945), (5138, 42810), (5505, 39956), (5708, 38535), (7135, 30828), (7340, 29967), (7707, 28540), (8562, 25690), (9989, 22020), (10276, 21405), (11010, 19978), (12845, 17124), (14270, 15414)]