78620745

素因数分解:

$3^1\times 5^1\times 7^4\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 153270720

約数和(自身を除く): 74649975

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 49, 59, 105, 111, 147, 177, 185, 245, 259, 295, 343, 413, 555, 735, 777, 885, 1029, 1239, 1295, 1715, 1813, 2065, 2183, 2401, 2891, 3885, 5145, 5439, 6195, 6549, 7203, 8673, 9065, 10915, 12005, 12691, 14455, 15281, 20237, 27195, 32745, 36015, 38073, 43365, 45843, 60711, 63455, 76405, 88837, 101185, 106967, 141659, 190365, 229215, 266511, 303555, 320901, 424977, 444185, 534835, 708295, 748769, 1332555, 1604505, 2124885, 2246307, 3743845, 5241383, 11231535, 15724149, 26206915, 78620745]

約数ペア:

[(1, 78620745), (3, 26206915), (5, 15724149), (7, 11231535), (15, 5241383), (21, 3743845), (35, 2246307), (37, 2124885), (49, 1604505), (59, 1332555), (105, 748769), (111, 708295), (147, 534835), (177, 444185), (185, 424977), (245, 320901), (259, 303555), (295, 266511), (343, 229215), (413, 190365), (555, 141659), (735, 106967), (777, 101185), (885, 88837), (1029, 76405), (1239, 63455), (1295, 60711), (1715, 45843), (1813, 43365), (2065, 38073), (2183, 36015), (2401, 32745), (2891, 27195), (3885, 20237), (5145, 15281), (5439, 14455), (6195, 12691), (6549, 12005), (7203, 10915), (8673, 9065)]