280445004

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{123653}}^1$

素因数の和:123676

約数の個数: 60

約数和(自身を含む): 837879504

約数和(自身を除く): 557434500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 123653, 247306, 370959, 494612, 741918, 865571, 1112877, 1483836, 1731142, 2225754, 2596713, 3338631, 3462284, 4451508, 5193426, 6677262, 7790139, 10015893, 10386852, 13354524, 15580278, 20031786, 23370417, 31160556, 40063572, 46740834, 70111251, 93481668, 140222502, 280445004]

約数ペア:

[(1, 280445004), (2, 140222502), (3, 93481668), (4, 70111251), (6, 46740834), (7, 40063572), (9, 31160556), (12, 23370417), (14, 20031786), (18, 15580278), (21, 13354524), (27, 10386852), (28, 10015893), (36, 7790139), (42, 6677262), (54, 5193426), (63, 4451508), (81, 3462284), (84, 3338631), (108, 2596713), (126, 2225754), (162, 1731142), (189, 1483836), (252, 1112877), (324, 865571), (378, 741918), (567, 494612), (756, 370959), (1134, 247306), (2268, 123653)]