257032008

素因数分解:

$2^3\times 3^3\times {\mathrm{353}}^1\times {\mathrm{3371}}^1$

素因数の和:3739

約数の個数: 64

約数和(自身を含む): 716212800

約数和(自身を除く): 459180792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 353, 706, 1059, 1412, 2118, 2824, 3177, 3371, 4236, 6354, 6742, 8472, 9531, 10113, 12708, 13484, 19062, 20226, 25416, 26968, 30339, 38124, 40452, 60678, 76248, 80904, 91017, 121356, 182034, 242712, 364068, 728136, 1189963, 2379926, 3569889, 4759852, 7139778, 9519704, 10709667, 14279556, 21419334, 28559112, 32129001, 42838668, 64258002, 85677336, 128516004, 257032008]

約数ペア:

[(1, 257032008), (2, 128516004), (3, 85677336), (4, 64258002), (6, 42838668), (8, 32129001), (9, 28559112), (12, 21419334), (18, 14279556), (24, 10709667), (27, 9519704), (36, 7139778), (54, 4759852), (72, 3569889), (108, 2379926), (216, 1189963), (353, 728136), (706, 364068), (1059, 242712), (1412, 182034), (2118, 121356), (2824, 91017), (3177, 80904), (3371, 76248), (4236, 60678), (6354, 40452), (6742, 38124), (8472, 30339), (9531, 26968), (10113, 25416), (12708, 20226), (13484, 19062)]