278977392

素因数分解:

$2^4\times 3^3\times {\mathrm{331}}^1\times {\mathrm{1951}}^1$

素因数の和:2299

約数の個数: 80

約数和(自身を含む): 803599360

約数和(自身を除く): 524621968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 331, 432, 662, 993, 1324, 1951, 1986, 2648, 2979, 3902, 3972, 5296, 5853, 5958, 7804, 7944, 8937, 11706, 11916, 15608, 15888, 17559, 17874, 23412, 23832, 31216, 35118, 35748, 46824, 47664, 52677, 70236, 71496, 93648, 105354, 140472, 142992, 210708, 280944, 421416, 645781, 842832, 1291562, 1937343, 2583124, 3874686, 5166248, 5812029, 7749372, 10332496, 11624058, 15498744, 17436087, 23248116, 30997488, 34872174, 46496232, 69744348, 92992464, 139488696, 278977392]

約数ペア:

[(1, 278977392), (2, 139488696), (3, 92992464), (4, 69744348), (6, 46496232), (8, 34872174), (9, 30997488), (12, 23248116), (16, 17436087), (18, 15498744), (24, 11624058), (27, 10332496), (36, 7749372), (48, 5812029), (54, 5166248), (72, 3874686), (108, 2583124), (144, 1937343), (216, 1291562), (331, 842832), (432, 645781), (662, 421416), (993, 280944), (1324, 210708), (1951, 142992), (1986, 140472), (2648, 105354), (2979, 93648), (3902, 71496), (3972, 70236), (5296, 52677), (5853, 47664), (5958, 46824), (7804, 35748), (7944, 35118), (8937, 31216), (11706, 23832), (11916, 23412), (15608, 17874), (15888, 17559)]