255519516

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{4219}}^1$

素因数の和:4343

約数の個数: 72

約数和(自身を含む): 700452480

約数和(自身を除く): 444932964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 103, 147, 196, 206, 294, 309, 412, 588, 618, 721, 1236, 1442, 2163, 2884, 4219, 4326, 5047, 8438, 8652, 10094, 12657, 15141, 16876, 20188, 25314, 29533, 30282, 50628, 59066, 60564, 88599, 118132, 177198, 206731, 354396, 413462, 434557, 620193, 826924, 869114, 1240386, 1303671, 1738228, 2480772, 2607342, 3041899, 5214684, 6083798, 9125697, 12167596, 18251394, 21293293, 36502788, 42586586, 63879879, 85173172, 127759758, 255519516]

約数ペア:

[(1, 255519516), (2, 127759758), (3, 85173172), (4, 63879879), (6, 42586586), (7, 36502788), (12, 21293293), (14, 18251394), (21, 12167596), (28, 9125697), (42, 6083798), (49, 5214684), (84, 3041899), (98, 2607342), (103, 2480772), (147, 1738228), (196, 1303671), (206, 1240386), (294, 869114), (309, 826924), (412, 620193), (588, 434557), (618, 413462), (721, 354396), (1236, 206731), (1442, 177198), (2163, 118132), (2884, 88599), (4219, 60564), (4326, 59066), (5047, 50628), (8438, 30282), (8652, 29533), (10094, 25314), (12657, 20188), (15141, 16876)]