83217780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17123}}^1$

素因数の和:17147

約数の個数: 72

約数和(自身を含む): 261791712

約数和(自身を除く): 178573932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 17123, 34246, 51369, 68492, 85615, 102738, 154107, 171230, 205476, 256845, 308214, 342460, 462321, 513690, 616428, 770535, 924642, 1027380, 1386963, 1541070, 1849284, 2311605, 2773926, 3082140, 4160889, 4623210, 5547852, 6934815, 8321778, 9246420, 13869630, 16643556, 20804445, 27739260, 41608890, 83217780]

約数ペア:

[(1, 83217780), (2, 41608890), (3, 27739260), (4, 20804445), (5, 16643556), (6, 13869630), (9, 9246420), (10, 8321778), (12, 6934815), (15, 5547852), (18, 4623210), (20, 4160889), (27, 3082140), (30, 2773926), (36, 2311605), (45, 1849284), (54, 1541070), (60, 1386963), (81, 1027380), (90, 924642), (108, 770535), (135, 616428), (162, 513690), (180, 462321), (243, 342460), (270, 308214), (324, 256845), (405, 205476), (486, 171230), (540, 154107), (810, 102738), (972, 85615), (1215, 68492), (1620, 51369), (2430, 34246), (4860, 17123)]