264281920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{929}}^1$

素因数の和:1080

約数の個数: 112

約数和(自身を含む): 725667840

約数和(自身を除く): 461385920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 140, 160, 224, 254, 280, 320, 448, 508, 560, 635, 889, 929, 1016, 1120, 1270, 1778, 1858, 2032, 2240, 2540, 3556, 3716, 4064, 4445, 4645, 5080, 6503, 7112, 7432, 8128, 8890, 9290, 10160, 13006, 14224, 14864, 17780, 18580, 20320, 26012, 28448, 29728, 32515, 35560, 37160, 40640, 52024, 56896, 59456, 65030, 71120, 74320, 104048, 117983, 130060, 142240, 148640, 208096, 235966, 260120, 284480, 297280, 416192, 471932, 520240, 589915, 825881, 943864, 1040480, 1179830, 1651762, 1887728, 2080960, 2359660, 3303524, 3775456, 4129405, 4719320, 6607048, 7550912, 8258810, 9438640, 13214096, 16517620, 18877280, 26428192, 33035240, 37754560, 52856384, 66070480, 132140960, 264281920]

約数ペア:

[(1, 264281920), (2, 132140960), (4, 66070480), (5, 52856384), (7, 37754560), (8, 33035240), (10, 26428192), (14, 18877280), (16, 16517620), (20, 13214096), (28, 9438640), (32, 8258810), (35, 7550912), (40, 6607048), (56, 4719320), (64, 4129405), (70, 3775456), (80, 3303524), (112, 2359660), (127, 2080960), (140, 1887728), (160, 1651762), (224, 1179830), (254, 1040480), (280, 943864), (320, 825881), (448, 589915), (508, 520240), (560, 471932), (635, 416192), (889, 297280), (929, 284480), (1016, 260120), (1120, 235966), (1270, 208096), (1778, 148640), (1858, 142240), (2032, 130060), (2240, 117983), (2540, 104048), (3556, 74320), (3716, 71120), (4064, 65030), (4445, 59456), (4645, 56896), (5080, 52024), (6503, 40640), (7112, 37160), (7432, 35560), (8128, 32515), (8890, 29728), (9290, 28448), (10160, 26012), (13006, 20320), (14224, 18580), (14864, 17780)]