215747712

素因数分解:

$2^7\times 3^4\times {\mathrm{20809}}^1$

素因数の和:20835

約数の個数: 80

約数和(自身を含む): 642092550

約数和(自身を除く): 426344838

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 2592, 3456, 5184, 10368, 20809, 41618, 62427, 83236, 124854, 166472, 187281, 249708, 332944, 374562, 499416, 561843, 665888, 749124, 998832, 1123686, 1331776, 1498248, 1685529, 1997664, 2247372, 2663552, 2996496, 3371058, 3995328, 4494744, 5992992, 6742116, 7990656, 8989488, 11985984, 13484232, 17978976, 23971968, 26968464, 35957952, 53936928, 71915904, 107873856, 215747712]

約数ペア:

[(1, 215747712), (2, 107873856), (3, 71915904), (4, 53936928), (6, 35957952), (8, 26968464), (9, 23971968), (12, 17978976), (16, 13484232), (18, 11985984), (24, 8989488), (27, 7990656), (32, 6742116), (36, 5992992), (48, 4494744), (54, 3995328), (64, 3371058), (72, 2996496), (81, 2663552), (96, 2247372), (108, 1997664), (128, 1685529), (144, 1498248), (162, 1331776), (192, 1123686), (216, 998832), (288, 749124), (324, 665888), (384, 561843), (432, 499416), (576, 374562), (648, 332944), (864, 249708), (1152, 187281), (1296, 166472), (1728, 124854), (2592, 83236), (3456, 62427), (5184, 41618), (10368, 20809)]