81185760

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{18793}}^1$

素因数の和:18817

約数の個数: 96

約数和(自身を含む): 284165280

約数和(自身を除く): 202979520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 18793, 37586, 56379, 75172, 93965, 112758, 150344, 169137, 187930, 225516, 281895, 300688, 338274, 375860, 451032, 507411, 563790, 601376, 676548, 751720, 845685, 902064, 1014822, 1127580, 1353096, 1503440, 1691370, 1804128, 2029644, 2255160, 2537055, 2706192, 3006880, 3382740, 4059288, 4510320, 5074110, 5412384, 6765480, 8118576, 9020640, 10148220, 13530960, 16237152, 20296440, 27061920, 40592880, 81185760]

約数ペア:

[(1, 81185760), (2, 40592880), (3, 27061920), (4, 20296440), (5, 16237152), (6, 13530960), (8, 10148220), (9, 9020640), (10, 8118576), (12, 6765480), (15, 5412384), (16, 5074110), (18, 4510320), (20, 4059288), (24, 3382740), (27, 3006880), (30, 2706192), (32, 2537055), (36, 2255160), (40, 2029644), (45, 1804128), (48, 1691370), (54, 1503440), (60, 1353096), (72, 1127580), (80, 1014822), (90, 902064), (96, 845685), (108, 751720), (120, 676548), (135, 601376), (144, 563790), (160, 507411), (180, 451032), (216, 375860), (240, 338274), (270, 300688), (288, 281895), (360, 225516), (432, 187930), (480, 169137), (540, 150344), (720, 112758), (864, 93965), (1080, 75172), (1440, 56379), (2160, 37586), (4320, 18793)]