678709728

素因数分解:

$2^5\times 3^2\times {\mathrm{89}}^1\times {\mathrm{26479}}^1$

素因数の和:26584

約数の個数: 72

約数和(自身を含む): 1951840800

約数和(自身を除く): 1273131072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 89, 96, 144, 178, 267, 288, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 2848, 3204, 4272, 6408, 8544, 12816, 25632, 26479, 52958, 79437, 105916, 158874, 211832, 238311, 317748, 423664, 476622, 635496, 847328, 953244, 1270992, 1906488, 2356631, 2541984, 3812976, 4713262, 7069893, 7625952, 9426524, 14139786, 18853048, 21209679, 28279572, 37706096, 42419358, 56559144, 75412192, 84838716, 113118288, 169677432, 226236576, 339354864, 678709728]

約数ペア:

[(1, 678709728), (2, 339354864), (3, 226236576), (4, 169677432), (6, 113118288), (8, 84838716), (9, 75412192), (12, 56559144), (16, 42419358), (18, 37706096), (24, 28279572), (32, 21209679), (36, 18853048), (48, 14139786), (72, 9426524), (89, 7625952), (96, 7069893), (144, 4713262), (178, 3812976), (267, 2541984), (288, 2356631), (356, 1906488), (534, 1270992), (712, 953244), (801, 847328), (1068, 635496), (1424, 476622), (1602, 423664), (2136, 317748), (2848, 238311), (3204, 211832), (4272, 158874), (6408, 105916), (8544, 79437), (12816, 52958), (25632, 26479)]