72331784

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 164572800

約数和(自身を除く): 92241016

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 157, 266, 314, 433, 532, 628, 866, 1064, 1099, 1256, 1732, 2198, 2983, 3031, 3464, 4396, 5966, 6062, 8227, 8792, 11932, 12124, 16454, 20881, 23864, 24248, 32908, 41762, 57589, 65816, 67981, 83524, 115178, 135962, 167048, 230356, 271924, 460712, 475867, 543848, 951734, 1291639, 1903468, 2583278, 3806936, 5166556, 9041473, 10333112, 18082946, 36165892, 72331784]

約数ペア:

[(1, 72331784), (2, 36165892), (4, 18082946), (7, 10333112), (8, 9041473), (14, 5166556), (19, 3806936), (28, 2583278), (38, 1903468), (56, 1291639), (76, 951734), (133, 543848), (152, 475867), (157, 460712), (266, 271924), (314, 230356), (433, 167048), (532, 135962), (628, 115178), (866, 83524), (1064, 67981), (1099, 65816), (1256, 57589), (1732, 41762), (2198, 32908), (2983, 24248), (3031, 23864), (3464, 20881), (4396, 16454), (5966, 12124), (6062, 11932), (8227, 8792)]