128507568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{382463}}^1$

素因数の和:382481

約数の個数: 40

約数和(自身を含む): 379404288

約数和(自身を除く): 250896720

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 382463, 764926, 1147389, 1529852, 2294778, 2677241, 3059704, 4589556, 5354482, 6119408, 8031723, 9179112, 10708964, 16063446, 18358224, 21417928, 32126892, 42835856, 64253784, 128507568]

約数ペア:

[(1, 128507568), (2, 64253784), (3, 42835856), (4, 32126892), (6, 21417928), (7, 18358224), (8, 16063446), (12, 10708964), (14, 9179112), (16, 8031723), (21, 6119408), (24, 5354482), (28, 4589556), (42, 3059704), (48, 2677241), (56, 2294778), (84, 1529852), (112, 1147389), (168, 764926), (336, 382463)]