28011960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{701}}^1$

素因数の和:758

約数の個数: 128

約数和(自身を含む): 96033600

約数和(自身を除く): 68021640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 701, 740, 888, 999, 1080, 1110, 1332, 1402, 1480, 1665, 1998, 2103, 2220, 2664, 2804, 3330, 3505, 3996, 4206, 4440, 4995, 5608, 6309, 6660, 7010, 7992, 8412, 9990, 10515, 12618, 13320, 14020, 16824, 18927, 19980, 21030, 25236, 25937, 28040, 31545, 37854, 39960, 42060, 50472, 51874, 63090, 75708, 77811, 84120, 94635, 103748, 126180, 129685, 151416, 155622, 189270, 207496, 233433, 252360, 259370, 311244, 378540, 389055, 466866, 518740, 622488, 700299, 757080, 778110, 933732, 1037480, 1167165, 1400598, 1556220, 1867464, 2334330, 2801196, 3112440, 3501495, 4668660, 5602392, 7002990, 9337320, 14005980, 28011960]

約数ペア:

[(1, 28011960), (2, 14005980), (3, 9337320), (4, 7002990), (5, 5602392), (6, 4668660), (8, 3501495), (9, 3112440), (10, 2801196), (12, 2334330), (15, 1867464), (18, 1556220), (20, 1400598), (24, 1167165), (27, 1037480), (30, 933732), (36, 778110), (37, 757080), (40, 700299), (45, 622488), (54, 518740), (60, 466866), (72, 389055), (74, 378540), (90, 311244), (108, 259370), (111, 252360), (120, 233433), (135, 207496), (148, 189270), (180, 155622), (185, 151416), (216, 129685), (222, 126180), (270, 103748), (296, 94635), (333, 84120), (360, 77811), (370, 75708), (444, 63090), (540, 51874), (555, 50472), (666, 42060), (701, 39960), (740, 37854), (888, 31545), (999, 28040), (1080, 25937), (1110, 25236), (1332, 21030), (1402, 19980), (1480, 18927), (1665, 16824), (1998, 14020), (2103, 13320), (2220, 12618), (2664, 10515), (2804, 9990), (3330, 8412), (3505, 7992), (3996, 7010), (4206, 6660), (4440, 6309), (4995, 5608)]