28378512

素因数分解:

$2^4\times 3^7\times {\mathrm{811}}^1$

素因数の和:840

約数の個数: 80

約数和(自身を含む): 82564160

約数和(自身を除く): 54185648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 811, 972, 1296, 1458, 1622, 1944, 2187, 2433, 2916, 3244, 3888, 4374, 4866, 5832, 6488, 7299, 8748, 9732, 11664, 12976, 14598, 17496, 19464, 21897, 29196, 34992, 38928, 43794, 58392, 65691, 87588, 116784, 131382, 175176, 197073, 262764, 350352, 394146, 525528, 591219, 788292, 1051056, 1182438, 1576584, 1773657, 2364876, 3153168, 3547314, 4729752, 7094628, 9459504, 14189256, 28378512]

約数ペア:

[(1, 28378512), (2, 14189256), (3, 9459504), (4, 7094628), (6, 4729752), (8, 3547314), (9, 3153168), (12, 2364876), (16, 1773657), (18, 1576584), (24, 1182438), (27, 1051056), (36, 788292), (48, 591219), (54, 525528), (72, 394146), (81, 350352), (108, 262764), (144, 197073), (162, 175176), (216, 131382), (243, 116784), (324, 87588), (432, 65691), (486, 58392), (648, 43794), (729, 38928), (811, 34992), (972, 29196), (1296, 21897), (1458, 19464), (1622, 17496), (1944, 14598), (2187, 12976), (2433, 11664), (2916, 9732), (3244, 8748), (3888, 7299), (4374, 6488), (4866, 5832)]