257381550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:744

約数の個数: 120

約数和(自身を含む): 723252816

約数和(自身を除く): 465871266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 103, 135, 150, 162, 206, 225, 270, 309, 405, 450, 515, 617, 618, 675, 810, 927, 1030, 1234, 1350, 1545, 1851, 1854, 2025, 2575, 2781, 3085, 3090, 3702, 4050, 4635, 5150, 5553, 5562, 6170, 7725, 8343, 9255, 9270, 11106, 13905, 15425, 15450, 16659, 16686, 18510, 23175, 27765, 27810, 30850, 33318, 41715, 46275, 46350, 49977, 55530, 63551, 69525, 83295, 83430, 92550, 99954, 127102, 138825, 139050, 166590, 190653, 208575, 249885, 277650, 317755, 381306, 416475, 417150, 499770, 571959, 635510, 832950, 953265, 1143918, 1249425, 1588775, 1715877, 1906530, 2498850, 2859795, 3177550, 3431754, 4766325, 5147631, 5719590, 8579385, 9532650, 10295262, 14298975, 17158770, 25738155, 28597950, 42896925, 51476310, 85793850, 128690775, 257381550]

約数ペア:

[(1, 257381550), (2, 128690775), (3, 85793850), (5, 51476310), (6, 42896925), (9, 28597950), (10, 25738155), (15, 17158770), (18, 14298975), (25, 10295262), (27, 9532650), (30, 8579385), (45, 5719590), (50, 5147631), (54, 4766325), (75, 3431754), (81, 3177550), (90, 2859795), (103, 2498850), (135, 1906530), (150, 1715877), (162, 1588775), (206, 1249425), (225, 1143918), (270, 953265), (309, 832950), (405, 635510), (450, 571959), (515, 499770), (617, 417150), (618, 416475), (675, 381306), (810, 317755), (927, 277650), (1030, 249885), (1234, 208575), (1350, 190653), (1545, 166590), (1851, 139050), (1854, 138825), (2025, 127102), (2575, 99954), (2781, 92550), (3085, 83430), (3090, 83295), (3702, 69525), (4050, 63551), (4635, 55530), (5150, 49977), (5553, 46350), (5562, 46275), (6170, 41715), (7725, 33318), (8343, 30850), (9255, 27810), (9270, 27765), (11106, 23175), (13905, 18510), (15425, 16686), (15450, 16659)]