247087984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1478

約数の個数: 80

約数和(自身を含む): 569963520

約数和(自身を除く): 322875536

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 176, 208, 286, 316, 572, 632, 869, 1027, 1144, 1264, 1367, 1738, 2054, 2288, 2734, 3476, 4108, 5468, 6952, 8216, 10936, 11297, 13904, 15037, 16432, 17771, 21872, 22594, 30074, 35542, 45188, 60148, 71084, 90376, 107993, 120296, 142168, 180752, 195481, 215986, 240592, 284336, 390962, 431972, 781924, 863944, 1187923, 1403909, 1563848, 1727888, 2375846, 2807818, 3127696, 4751692, 5615636, 9503384, 11231272, 15442999, 19006768, 22462544, 30885998, 61771996, 123543992, 247087984]

約数ペア:

[(1, 247087984), (2, 123543992), (4, 61771996), (8, 30885998), (11, 22462544), (13, 19006768), (16, 15442999), (22, 11231272), (26, 9503384), (44, 5615636), (52, 4751692), (79, 3127696), (88, 2807818), (104, 2375846), (143, 1727888), (158, 1563848), (176, 1403909), (208, 1187923), (286, 863944), (316, 781924), (572, 431972), (632, 390962), (869, 284336), (1027, 240592), (1144, 215986), (1264, 195481), (1367, 180752), (1738, 142168), (2054, 120296), (2288, 107993), (2734, 90376), (3476, 71084), (4108, 60148), (5468, 45188), (6952, 35542), (8216, 30074), (10936, 22594), (11297, 21872), (13904, 17771), (15037, 16432)]