128836044

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 334152000

約数和(自身を除く): 205315956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 89, 158, 178, 237, 267, 316, 356, 474, 509, 534, 711, 801, 948, 1018, 1068, 1422, 1527, 1602, 2036, 2844, 3054, 3204, 4581, 6108, 7031, 9162, 14062, 18324, 21093, 28124, 40211, 42186, 45301, 63279, 80422, 84372, 90602, 120633, 126558, 135903, 160844, 181204, 241266, 253116, 271806, 361899, 407709, 482532, 543612, 723798, 815418, 1447596, 1630836, 3578779, 7157558, 10736337, 14315116, 21472674, 32209011, 42945348, 64418022, 128836044]

約数ペア:

[(1, 128836044), (2, 64418022), (3, 42945348), (4, 32209011), (6, 21472674), (9, 14315116), (12, 10736337), (18, 7157558), (36, 3578779), (79, 1630836), (89, 1447596), (158, 815418), (178, 723798), (237, 543612), (267, 482532), (316, 407709), (356, 361899), (474, 271806), (509, 253116), (534, 241266), (711, 181204), (801, 160844), (948, 135903), (1018, 126558), (1068, 120633), (1422, 90602), (1527, 84372), (1602, 80422), (2036, 63279), (2844, 45301), (3054, 42186), (3204, 40211), (4581, 28124), (6108, 21093), (7031, 18324), (9162, 14062)]