72004320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1613}}^1$

素因数の和:1665

約数の個数: 144

約数和(自身を含む): 253798272

約数和(自身を除く): 181793952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1613, 1860, 2232, 2480, 2790, 2976, 3226, 3720, 4464, 4839, 4960, 5580, 6452, 7440, 8065, 8928, 9678, 11160, 12904, 14517, 14880, 16130, 19356, 22320, 24195, 25808, 29034, 32260, 38712, 44640, 48390, 50003, 51616, 58068, 64520, 72585, 77424, 96780, 100006, 116136, 129040, 145170, 150009, 154848, 193560, 200012, 232272, 250015, 258080, 290340, 300018, 387120, 400024, 450027, 464544, 500030, 580680, 600036, 750045, 774240, 800048, 900054, 1000060, 1161360, 1200072, 1500090, 1600096, 1800108, 2000120, 2250135, 2322720, 2400144, 3000180, 3600216, 4000240, 4500270, 4800288, 6000360, 7200432, 8000480, 9000540, 12000720, 14400864, 18001080, 24001440, 36002160, 72004320]

約数ペア:

[(1, 72004320), (2, 36002160), (3, 24001440), (4, 18001080), (5, 14400864), (6, 12000720), (8, 9000540), (9, 8000480), (10, 7200432), (12, 6000360), (15, 4800288), (16, 4500270), (18, 4000240), (20, 3600216), (24, 3000180), (30, 2400144), (31, 2322720), (32, 2250135), (36, 2000120), (40, 1800108), (45, 1600096), (48, 1500090), (60, 1200072), (62, 1161360), (72, 1000060), (80, 900054), (90, 800048), (93, 774240), (96, 750045), (120, 600036), (124, 580680), (144, 500030), (155, 464544), (160, 450027), (180, 400024), (186, 387120), (240, 300018), (248, 290340), (279, 258080), (288, 250015), (310, 232272), (360, 200012), (372, 193560), (465, 154848), (480, 150009), (496, 145170), (558, 129040), (620, 116136), (720, 100006), (744, 96780), (930, 77424), (992, 72585), (1116, 64520), (1240, 58068), (1395, 51616), (1440, 50003), (1488, 48390), (1613, 44640), (1860, 38712), (2232, 32260), (2480, 29034), (2790, 25808), (2976, 24195), (3226, 22320), (3720, 19356), (4464, 16130), (4839, 14880), (4960, 14517), (5580, 12904), (6452, 11160), (7440, 9678), (8065, 8928)]