128215416

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3617}}^1$

素因数の和:3844

約数の個数: 64

約数和(自身を含む): 368167680

約数和(自身を除く): 239952264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 211, 422, 633, 844, 1266, 1477, 1688, 2532, 2954, 3617, 4431, 5064, 5908, 7234, 8862, 10851, 11816, 14468, 17724, 21702, 25319, 28936, 35448, 43404, 50638, 75957, 86808, 101276, 151914, 202552, 303828, 607656, 763187, 1526374, 2289561, 3052748, 4579122, 5342309, 6105496, 9158244, 10684618, 16026927, 18316488, 21369236, 32053854, 42738472, 64107708, 128215416]

約数ペア:

[(1, 128215416), (2, 64107708), (3, 42738472), (4, 32053854), (6, 21369236), (7, 18316488), (8, 16026927), (12, 10684618), (14, 9158244), (21, 6105496), (24, 5342309), (28, 4579122), (42, 3052748), (56, 2289561), (84, 1526374), (168, 763187), (211, 607656), (422, 303828), (633, 202552), (844, 151914), (1266, 101276), (1477, 86808), (1688, 75957), (2532, 50638), (2954, 43404), (3617, 35448), (4431, 28936), (5064, 25319), (5908, 21702), (7234, 17724), (8862, 14468), (10851, 11816)]