278699616

素因数分解:

$2^5\times 3^6\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:960

約数の個数: 168

約数和(自身を含む): 886903920

約数和(自身を除く): 608204304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 288, 312, 324, 351, 416, 432, 468, 486, 624, 648, 702, 729, 864, 919, 936, 972, 1053, 1248, 1296, 1404, 1458, 1838, 1872, 1944, 2106, 2592, 2757, 2808, 2916, 3159, 3676, 3744, 3888, 4212, 5514, 5616, 5832, 6318, 7352, 7776, 8271, 8424, 9477, 11028, 11232, 11664, 11947, 12636, 14704, 16542, 16848, 18954, 22056, 23328, 23894, 24813, 25272, 29408, 33084, 33696, 35841, 37908, 44112, 47788, 49626, 50544, 66168, 71682, 74439, 75816, 88224, 95576, 99252, 101088, 107523, 132336, 143364, 148878, 151632, 191152, 198504, 215046, 223317, 264672, 286728, 297756, 303264, 322569, 382304, 397008, 430092, 446634, 573456, 595512, 645138, 669951, 794016, 860184, 893268, 967707, 1146912, 1191024, 1290276, 1339902, 1720368, 1786536, 1935414, 2382048, 2580552, 2679804, 2903121, 3440736, 3573072, 3870828, 5161104, 5359608, 5806242, 7146144, 7741656, 8709363, 10322208, 10719216, 11612484, 15483312, 17418726, 21438432, 23224968, 30966624, 34837452, 46449936, 69674904, 92899872, 139349808, 278699616]

約数ペア:

[(1, 278699616), (2, 139349808), (3, 92899872), (4, 69674904), (6, 46449936), (8, 34837452), (9, 30966624), (12, 23224968), (13, 21438432), (16, 17418726), (18, 15483312), (24, 11612484), (26, 10719216), (27, 10322208), (32, 8709363), (36, 7741656), (39, 7146144), (48, 5806242), (52, 5359608), (54, 5161104), (72, 3870828), (78, 3573072), (81, 3440736), (96, 2903121), (104, 2679804), (108, 2580552), (117, 2382048), (144, 1935414), (156, 1786536), (162, 1720368), (208, 1339902), (216, 1290276), (234, 1191024), (243, 1146912), (288, 967707), (312, 893268), (324, 860184), (351, 794016), (416, 669951), (432, 645138), (468, 595512), (486, 573456), (624, 446634), (648, 430092), (702, 397008), (729, 382304), (864, 322569), (919, 303264), (936, 297756), (972, 286728), (1053, 264672), (1248, 223317), (1296, 215046), (1404, 198504), (1458, 191152), (1838, 151632), (1872, 148878), (1944, 143364), (2106, 132336), (2592, 107523), (2757, 101088), (2808, 99252), (2916, 95576), (3159, 88224), (3676, 75816), (3744, 74439), (3888, 71682), (4212, 66168), (5514, 50544), (5616, 49626), (5832, 47788), (6318, 44112), (7352, 37908), (7776, 35841), (8271, 33696), (8424, 33084), (9477, 29408), (11028, 25272), (11232, 24813), (11664, 23894), (11947, 23328), (12636, 22056), (14704, 18954), (16542, 16848)]