72012960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1227

約数の個数: 144

約数和(自身を含む): 251675424

約数和(自身を除く): 179662464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1163, 1290, 1376, 1440, 1548, 1720, 1935, 2064, 2326, 2580, 3096, 3440, 3489, 3870, 4128, 4652, 5160, 5815, 6192, 6880, 6978, 7740, 9304, 10320, 10467, 11630, 12384, 13956, 15480, 17445, 18608, 20640, 20934, 23260, 27912, 30960, 34890, 37216, 41868, 46520, 50009, 52335, 55824, 61920, 69780, 83736, 93040, 100018, 104670, 111648, 139560, 150027, 167472, 186080, 200036, 209340, 250045, 279120, 300054, 334944, 400072, 418680, 450081, 500090, 558240, 600108, 750135, 800144, 837360, 900162, 1000180, 1200216, 1500270, 1600288, 1674720, 1800324, 2000360, 2250405, 2400432, 3000540, 3600648, 4000720, 4500810, 4800864, 6001080, 7201296, 8001440, 9001620, 12002160, 14402592, 18003240, 24004320, 36006480, 72012960]

約数ペア:

[(1, 72012960), (2, 36006480), (3, 24004320), (4, 18003240), (5, 14402592), (6, 12002160), (8, 9001620), (9, 8001440), (10, 7201296), (12, 6001080), (15, 4800864), (16, 4500810), (18, 4000720), (20, 3600648), (24, 3000540), (30, 2400432), (32, 2250405), (36, 2000360), (40, 1800324), (43, 1674720), (45, 1600288), (48, 1500270), (60, 1200216), (72, 1000180), (80, 900162), (86, 837360), (90, 800144), (96, 750135), (120, 600108), (129, 558240), (144, 500090), (160, 450081), (172, 418680), (180, 400072), (215, 334944), (240, 300054), (258, 279120), (288, 250045), (344, 209340), (360, 200036), (387, 186080), (430, 167472), (480, 150027), (516, 139560), (645, 111648), (688, 104670), (720, 100018), (774, 93040), (860, 83736), (1032, 69780), (1163, 61920), (1290, 55824), (1376, 52335), (1440, 50009), (1548, 46520), (1720, 41868), (1935, 37216), (2064, 34890), (2326, 30960), (2580, 27912), (3096, 23260), (3440, 20934), (3489, 20640), (3870, 18608), (4128, 17445), (4652, 15480), (5160, 13956), (5815, 12384), (6192, 11630), (6880, 10467), (6978, 10320), (7740, 9304)]