1296205920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{900143}}^1$

素因数の和:900164

約数の個数: 72

約数和(自身を含む): 4423307616

約数和(自身を除く): 3127101696

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, 900143, 1800286, 2700429, 3600572, 4500715, 5400858, 7201144, 8101287, 9001430, 10801716, 13502145, 14402288, 16202574, 18002860, 21603432, 27004290, 28804576, 32405148, 36005720, 40506435, 43206864, 54008580, 64810296, 72011440, 81012870, 86413728, 108017160, 129620592, 144022880, 162025740, 216034320, 259241184, 324051480, 432068640, 648102960, 1296205920]

約数ペア:

[(1, 1296205920), (2, 648102960), (3, 432068640), (4, 324051480), (5, 259241184), (6, 216034320), (8, 162025740), (9, 144022880), (10, 129620592), (12, 108017160), (15, 86413728), (16, 81012870), (18, 72011440), (20, 64810296), (24, 54008580), (30, 43206864), (32, 40506435), (36, 36005720), (40, 32405148), (45, 28804576), (48, 27004290), (60, 21603432), (72, 18002860), (80, 16202574), (90, 14402288), (96, 13502145), (120, 10801716), (144, 9001430), (160, 8101287), (180, 7201144), (240, 5400858), (288, 4500715), (360, 3600572), (480, 2700429), (720, 1800286), (1440, 900143)]