65904840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20341}}^1$

素因数の和:20364

約数の個数: 80

約数和(自身を含む): 221524380

約数和(自身を除く): 155619540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20341, 40682, 61023, 81364, 101705, 122046, 162728, 183069, 203410, 244092, 305115, 366138, 406820, 488184, 549207, 610230, 732276, 813640, 915345, 1098414, 1220460, 1464552, 1647621, 1830690, 2196828, 2440920, 2746035, 3295242, 3661380, 4393656, 5492070, 6590484, 7322760, 8238105, 10984140, 13180968, 16476210, 21968280, 32952420, 65904840]

約数ペア:

[(1, 65904840), (2, 32952420), (3, 21968280), (4, 16476210), (5, 13180968), (6, 10984140), (8, 8238105), (9, 7322760), (10, 6590484), (12, 5492070), (15, 4393656), (18, 3661380), (20, 3295242), (24, 2746035), (27, 2440920), (30, 2196828), (36, 1830690), (40, 1647621), (45, 1464552), (54, 1220460), (60, 1098414), (72, 915345), (81, 813640), (90, 732276), (108, 610230), (120, 549207), (135, 488184), (162, 406820), (180, 366138), (216, 305115), (270, 244092), (324, 203410), (360, 183069), (405, 162728), (540, 122046), (648, 101705), (810, 81364), (1080, 61023), (1620, 40682), (3240, 20341)]