249060448

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 630594720

約数和(自身を除く): 381534272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 89, 91, 104, 112, 124, 178, 182, 208, 217, 224, 248, 356, 364, 403, 416, 434, 496, 623, 712, 728, 806, 868, 961, 992, 1157, 1246, 1424, 1456, 1612, 1736, 1922, 2314, 2492, 2759, 2821, 2848, 2912, 3224, 3472, 3844, 4628, 4984, 5518, 5642, 6448, 6727, 6944, 7688, 8099, 9256, 9968, 11036, 11284, 12493, 12896, 13454, 15376, 16198, 18512, 19313, 19936, 22072, 22568, 24986, 26908, 30752, 32396, 35867, 37024, 38626, 44144, 45136, 49972, 53816, 64792, 71734, 77252, 85529, 87451, 88288, 90272, 99944, 107632, 129584, 143468, 154504, 171058, 174902, 199888, 215264, 251069, 259168, 286936, 309008, 342116, 349804, 399776, 502138, 573872, 598703, 618016, 684232, 699608, 1004276, 1111877, 1147744, 1197406, 1368464, 1399216, 2008552, 2223754, 2394812, 2736928, 2798432, 4017104, 4447508, 4789624, 7783139, 8034208, 8895016, 9579248, 15566278, 17790032, 19158496, 31132556, 35580064, 62265112, 124530224, 249060448]

約数ペア:

[(1, 249060448), (2, 124530224), (4, 62265112), (7, 35580064), (8, 31132556), (13, 19158496), (14, 17790032), (16, 15566278), (26, 9579248), (28, 8895016), (31, 8034208), (32, 7783139), (52, 4789624), (56, 4447508), (62, 4017104), (89, 2798432), (91, 2736928), (104, 2394812), (112, 2223754), (124, 2008552), (178, 1399216), (182, 1368464), (208, 1197406), (217, 1147744), (224, 1111877), (248, 1004276), (356, 699608), (364, 684232), (403, 618016), (416, 598703), (434, 573872), (496, 502138), (623, 399776), (712, 349804), (728, 342116), (806, 309008), (868, 286936), (961, 259168), (992, 251069), (1157, 215264), (1246, 199888), (1424, 174902), (1456, 171058), (1612, 154504), (1736, 143468), (1922, 129584), (2314, 107632), (2492, 99944), (2759, 90272), (2821, 88288), (2848, 87451), (2912, 85529), (3224, 77252), (3472, 71734), (3844, 64792), (4628, 53816), (4984, 49972), (5518, 45136), (5642, 44144), (6448, 38626), (6727, 37024), (6944, 35867), (7688, 32396), (8099, 30752), (9256, 26908), (9968, 24986), (11036, 22568), (11284, 22072), (12493, 19936), (12896, 19313), (13454, 18512), (15376, 16198)]