313637720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{10639}}^1$

素因数の和:10728

約数の個数: 64

約数和(自身を含む): 781401600

約数和(自身を除く): 467763880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5896, 7370, 10639, 14740, 21278, 29480, 42556, 53195, 85112, 106390, 117029, 212780, 234058, 425560, 468116, 585145, 712813, 936232, 1170290, 1425626, 2340580, 2851252, 3564065, 4681160, 5702504, 7128130, 7840943, 14256260, 15681886, 28512520, 31363772, 39204715, 62727544, 78409430, 156818860, 313637720]

約数ペア:

[(1, 313637720), (2, 156818860), (4, 78409430), (5, 62727544), (8, 39204715), (10, 31363772), (11, 28512520), (20, 15681886), (22, 14256260), (40, 7840943), (44, 7128130), (55, 5702504), (67, 4681160), (88, 3564065), (110, 2851252), (134, 2340580), (220, 1425626), (268, 1170290), (335, 936232), (440, 712813), (536, 585145), (670, 468116), (737, 425560), (1340, 234058), (1474, 212780), (2680, 117029), (2948, 106390), (3685, 85112), (5896, 53195), (7370, 42556), (10639, 29480), (14740, 21278)]