279888

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{17}}^1$

素因数の和:49

約数の個数: 80

約数和(自身を含む): 892800

約数和(自身を除く): 612912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 49, 51, 56, 68, 84, 98, 102, 112, 119, 136, 147, 168, 196, 204, 238, 272, 294, 336, 343, 357, 392, 408, 476, 588, 686, 714, 784, 816, 833, 952, 1029, 1176, 1372, 1428, 1666, 1904, 2058, 2352, 2499, 2744, 2856, 3332, 4116, 4998, 5488, 5712, 5831, 6664, 8232, 9996, 11662, 13328, 16464, 17493, 19992, 23324, 34986, 39984, 46648, 69972, 93296, 139944, 279888]

約数ペア:

[(1, 279888), (2, 139944), (3, 93296), (4, 69972), (6, 46648), (7, 39984), (8, 34986), (12, 23324), (14, 19992), (16, 17493), (17, 16464), (21, 13328), (24, 11662), (28, 9996), (34, 8232), (42, 6664), (48, 5831), (49, 5712), (51, 5488), (56, 4998), (68, 4116), (84, 3332), (98, 2856), (102, 2744), (112, 2499), (119, 2352), (136, 2058), (147, 1904), (168, 1666), (196, 1428), (204, 1372), (238, 1176), (272, 1029), (294, 952), (336, 833), (343, 816), (357, 784), (392, 714), (408, 686), (476, 588)]