1279474359380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{30362467}}^1$

素因数の和:30362533

約数の個数: 72

約数和(自身を含む): 3198260929248

約数和(自身を除く): 1918786569868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 10535, 21070, 42140, 30362467, 60724934, 121449868, 151812335, 212537269, 303624670, 425074538, 607249340, 850149076, 1062686345, 1305586081, 1487760883, 2125372690, 2611172162, 2975521766, 4250745380, 5222344324, 5951043532, 6527930405, 7438804415, 9139102567, 13055860810, 14877608830, 18278205134, 26111721620, 29755217660, 36556410268, 45695512835, 63973717969, 91391025670, 127947435938, 182782051340, 255894871876, 319868589845, 639737179690, 1279474359380]

約数ペア:

[(1, 1279474359380), (2, 639737179690), (4, 319868589845), (5, 255894871876), (7, 182782051340), (10, 127947435938), (14, 91391025670), (20, 63973717969), (28, 45695512835), (35, 36556410268), (43, 29755217660), (49, 26111721620), (70, 18278205134), (86, 14877608830), (98, 13055860810), (140, 9139102567), (172, 7438804415), (196, 6527930405), (215, 5951043532), (245, 5222344324), (301, 4250745380), (430, 2975521766), (490, 2611172162), (602, 2125372690), (860, 1487760883), (980, 1305586081), (1204, 1062686345), (1505, 850149076), (2107, 607249340), (3010, 425074538), (4214, 303624670), (6020, 212537269), (8428, 151812335), (10535, 121449868), (21070, 60724934), (42140, 30362467)]