640537248

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1523}}^1$

素因数の和:1886

約数の個数: 96

約数和(自身を含む): 1817315136

約数和(自身を除く): 1176777888

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 337, 416, 624, 674, 1011, 1248, 1348, 1523, 2022, 2696, 3046, 4044, 4381, 4569, 5392, 6092, 8088, 8762, 9138, 10784, 12184, 13143, 16176, 17524, 18276, 19799, 24368, 26286, 32352, 35048, 36552, 39598, 48736, 52572, 59397, 70096, 73104, 79196, 105144, 118794, 140192, 146208, 158392, 210288, 237588, 316784, 420576, 475176, 513251, 633568, 950352, 1026502, 1539753, 1900704, 2053004, 3079506, 4106008, 6159012, 6672263, 8212016, 12318024, 13344526, 16424032, 20016789, 24636048, 26689052, 40033578, 49272096, 53378104, 80067156, 106756208, 160134312, 213512416, 320268624, 640537248]

約数ペア:

[(1, 640537248), (2, 320268624), (3, 213512416), (4, 160134312), (6, 106756208), (8, 80067156), (12, 53378104), (13, 49272096), (16, 40033578), (24, 26689052), (26, 24636048), (32, 20016789), (39, 16424032), (48, 13344526), (52, 12318024), (78, 8212016), (96, 6672263), (104, 6159012), (156, 4106008), (208, 3079506), (312, 2053004), (337, 1900704), (416, 1539753), (624, 1026502), (674, 950352), (1011, 633568), (1248, 513251), (1348, 475176), (1523, 420576), (2022, 316784), (2696, 237588), (3046, 210288), (4044, 158392), (4381, 146208), (4569, 140192), (5392, 118794), (6092, 105144), (8088, 79196), (8762, 73104), (9138, 70096), (10784, 59397), (12184, 52572), (13143, 48736), (16176, 39598), (17524, 36552), (18276, 35048), (19799, 32352), (24368, 26286)]