257321760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{536087}}^1$

素因数の和:536105

約数の個数: 48

約数和(自身を含む): 810565056

約数和(自身を除く): 553243296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 536087, 1072174, 1608261, 2144348, 2680435, 3216522, 4288696, 5360870, 6433044, 8041305, 8577392, 10721740, 12866088, 16082610, 17154784, 21443480, 25732176, 32165220, 42886960, 51464352, 64330440, 85773920, 128660880, 257321760]

約数ペア:

[(1, 257321760), (2, 128660880), (3, 85773920), (4, 64330440), (5, 51464352), (6, 42886960), (8, 32165220), (10, 25732176), (12, 21443480), (15, 17154784), (16, 16082610), (20, 12866088), (24, 10721740), (30, 8577392), (32, 8041305), (40, 6433044), (48, 5360870), (60, 4288696), (80, 3216522), (96, 2680435), (120, 2144348), (160, 1608261), (240, 1072174), (480, 536087)]