128606856

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{3203}}^1$

素因数の和:3458

約数の個数: 64

約数和(自身を含む): 369100800

約数和(自身を除く): 240493944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 239, 478, 717, 956, 1434, 1673, 1912, 2868, 3203, 3346, 5019, 5736, 6406, 6692, 9609, 10038, 12812, 13384, 19218, 20076, 22421, 25624, 38436, 40152, 44842, 67263, 76872, 89684, 134526, 179368, 269052, 538104, 765517, 1531034, 2296551, 3062068, 4593102, 5358619, 6124136, 9186204, 10717238, 16075857, 18372408, 21434476, 32151714, 42868952, 64303428, 128606856]

約数ペア:

[(1, 128606856), (2, 64303428), (3, 42868952), (4, 32151714), (6, 21434476), (7, 18372408), (8, 16075857), (12, 10717238), (14, 9186204), (21, 6124136), (24, 5358619), (28, 4593102), (42, 3062068), (56, 2296551), (84, 1531034), (168, 765517), (239, 538104), (478, 269052), (717, 179368), (956, 134526), (1434, 89684), (1673, 76872), (1912, 67263), (2868, 44842), (3203, 40152), (3346, 38436), (5019, 25624), (5736, 22421), (6406, 20076), (6692, 19218), (9609, 13384), (10038, 12812)]