64982880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{45127}}^1$

素因数の和:45148

約数の個数: 72

約数和(自身を含む): 221758992

約数和(自身を除く): 156776112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 45127, 90254, 135381, 180508, 225635, 270762, 361016, 406143, 451270, 541524, 676905, 722032, 812286, 902540, 1083048, 1353810, 1444064, 1624572, 1805080, 2030715, 2166096, 2707620, 3249144, 3610160, 4061430, 4332192, 5415240, 6498288, 7220320, 8122860, 10830480, 12996576, 16245720, 21660960, 32491440, 64982880]

約数ペア:

[(1, 64982880), (2, 32491440), (3, 21660960), (4, 16245720), (5, 12996576), (6, 10830480), (8, 8122860), (9, 7220320), (10, 6498288), (12, 5415240), (15, 4332192), (16, 4061430), (18, 3610160), (20, 3249144), (24, 2707620), (30, 2166096), (32, 2030715), (36, 1805080), (40, 1624572), (45, 1444064), (48, 1353810), (60, 1083048), (72, 902540), (80, 812286), (90, 722032), (96, 676905), (120, 541524), (144, 451270), (160, 406143), (180, 361016), (240, 270762), (288, 225635), (360, 180508), (480, 135381), (720, 90254), (1440, 45127)]