72335520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{263}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 249080832

約数和(自身を除く): 176745312

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, 191, 240, 263, 288, 360, 382, 480, 526, 573, 720, 764, 789, 955, 1052, 1146, 1315, 1440, 1528, 1578, 1719, 1910, 2104, 2292, 2367, 2630, 2865, 3056, 3156, 3438, 3820, 3945, 4208, 4584, 4734, 5260, 5730, 6112, 6312, 6876, 7640, 7890, 8416, 8595, 9168, 9468, 10520, 11460, 11835, 12624, 13752, 15280, 15780, 17190, 18336, 18936, 21040, 22920, 23670, 25248, 27504, 30560, 31560, 34380, 37872, 42080, 45840, 47340, 50233, 55008, 63120, 68760, 75744, 91680, 94680, 100466, 126240, 137520, 150699, 189360, 200932, 251165, 275040, 301398, 378720, 401864, 452097, 502330, 602796, 753495, 803728, 904194, 1004660, 1205592, 1506990, 1607456, 1808388, 2009320, 2260485, 2411184, 3013980, 3616776, 4018640, 4520970, 4822368, 6027960, 7233552, 8037280, 9041940, 12055920, 14467104, 18083880, 24111840, 36167760, 72335520]

約数ペア:

[(1, 72335520), (2, 36167760), (3, 24111840), (4, 18083880), (5, 14467104), (6, 12055920), (8, 9041940), (9, 8037280), (10, 7233552), (12, 6027960), (15, 4822368), (16, 4520970), (18, 4018640), (20, 3616776), (24, 3013980), (30, 2411184), (32, 2260485), (36, 2009320), (40, 1808388), (45, 1607456), (48, 1506990), (60, 1205592), (72, 1004660), (80, 904194), (90, 803728), (96, 753495), (120, 602796), (144, 502330), (160, 452097), (180, 401864), (191, 378720), (240, 301398), (263, 275040), (288, 251165), (360, 200932), (382, 189360), (480, 150699), (526, 137520), (573, 126240), (720, 100466), (764, 94680), (789, 91680), (955, 75744), (1052, 68760), (1146, 63120), (1315, 55008), (1440, 50233), (1528, 47340), (1578, 45840), (1719, 42080), (1910, 37872), (2104, 34380), (2292, 31560), (2367, 30560), (2630, 27504), (2865, 25248), (3056, 23670), (3156, 22920), (3438, 21040), (3820, 18936), (3945, 18336), (4208, 17190), (4584, 15780), (4734, 15280), (5260, 13752), (5730, 12624), (6112, 11835), (6312, 11460), (6876, 10520), (7640, 9468), (7890, 9168), (8416, 8595)]