138055260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1279}}^1$

素因数の和:1555

約数の個数: 96

約数和(自身を含む): 443842560

約数和(自身を除く): 305787300

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, 257, 420, 514, 771, 1028, 1279, 1285, 1542, 1799, 2558, 2570, 3084, 3598, 3837, 3855, 5116, 5140, 5397, 6395, 7196, 7674, 7710, 8953, 8995, 10794, 12790, 15348, 15420, 17906, 17990, 19185, 21588, 25580, 26859, 26985, 35812, 35980, 38370, 44765, 53718, 53970, 76740, 89530, 107436, 107940, 134295, 179060, 268590, 328703, 537180, 657406, 986109, 1314812, 1643515, 1972218, 2300921, 3287030, 3944436, 4601842, 4930545, 6574060, 6902763, 9203684, 9861090, 11504605, 13805526, 19722180, 23009210, 27611052, 34513815, 46018420, 69027630, 138055260]

約数ペア:

[(1, 138055260), (2, 69027630), (3, 46018420), (4, 34513815), (5, 27611052), (6, 23009210), (7, 19722180), (10, 13805526), (12, 11504605), (14, 9861090), (15, 9203684), (20, 6902763), (21, 6574060), (28, 4930545), (30, 4601842), (35, 3944436), (42, 3287030), (60, 2300921), (70, 1972218), (84, 1643515), (105, 1314812), (140, 986109), (210, 657406), (257, 537180), (420, 328703), (514, 268590), (771, 179060), (1028, 134295), (1279, 107940), (1285, 107436), (1542, 89530), (1799, 76740), (2558, 53970), (2570, 53718), (3084, 44765), (3598, 38370), (3837, 35980), (3855, 35812), (5116, 26985), (5140, 26859), (5397, 25580), (6395, 21588), (7196, 19185), (7674, 17990), (7710, 17906), (8953, 15420), (8995, 15348), (10794, 12790)]