257557776

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{766541}}^1$

素因数の和:766559

約数の個数: 40

約数和(自身を含む): 760409664

約数和(自身を除く): 502851888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 766541, 1533082, 2299623, 3066164, 4599246, 5365787, 6132328, 9198492, 10731574, 12264656, 16097361, 18396984, 21463148, 32194722, 36793968, 42926296, 64389444, 85852592, 128778888, 257557776]

約数ペア:

[(1, 257557776), (2, 128778888), (3, 85852592), (4, 64389444), (6, 42926296), (7, 36793968), (8, 32194722), (12, 21463148), (14, 18396984), (16, 16097361), (21, 12264656), (24, 10731574), (28, 9198492), (42, 6132328), (48, 5365787), (56, 4599246), (84, 3066164), (112, 2299623), (168, 1533082), (336, 766541)]