231880656

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1721}}^1$

素因数の和:2140

約数の個数: 80

約数和(自身を含む): 686706048

約数和(自身を除く): 454825392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 401, 802, 1203, 1604, 1721, 2406, 2807, 3208, 3442, 4812, 5163, 5614, 6416, 6884, 8421, 9624, 10326, 11228, 12047, 13768, 16842, 19248, 20652, 22456, 24094, 27536, 33684, 36141, 41304, 44912, 48188, 67368, 72282, 82608, 96376, 134736, 144564, 192752, 289128, 578256, 690121, 1380242, 2070363, 2760484, 4140726, 4830847, 5520968, 8281452, 9661694, 11041936, 14492541, 16562904, 19323388, 28985082, 33125808, 38646776, 57970164, 77293552, 115940328, 231880656]

約数ペア:

[(1, 231880656), (2, 115940328), (3, 77293552), (4, 57970164), (6, 38646776), (7, 33125808), (8, 28985082), (12, 19323388), (14, 16562904), (16, 14492541), (21, 11041936), (24, 9661694), (28, 8281452), (42, 5520968), (48, 4830847), (56, 4140726), (84, 2760484), (112, 2070363), (168, 1380242), (336, 690121), (401, 578256), (802, 289128), (1203, 192752), (1604, 144564), (1721, 134736), (2406, 96376), (2807, 82608), (3208, 72282), (3442, 67368), (4812, 48188), (5163, 44912), (5614, 41304), (6416, 36141), (6884, 33684), (8421, 27536), (9624, 24094), (10326, 22456), (11228, 20652), (12047, 19248), (13768, 16842)]