1223778816

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:727

約数の個数: 240

約数和(自身を含む): 3932248320

約数和(自身を除く): 2708469504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 128, 144, 156, 186, 192, 208, 234, 248, 256, 279, 288, 312, 372, 384, 403, 416, 468, 496, 512, 558, 576, 624, 659, 744, 768, 806, 832, 936, 992, 1116, 1152, 1209, 1248, 1318, 1488, 1536, 1612, 1664, 1872, 1977, 1984, 2232, 2304, 2418, 2496, 2636, 2976, 3224, 3328, 3627, 3744, 3954, 3968, 4464, 4608, 4836, 4992, 5272, 5931, 5952, 6448, 6656, 7254, 7488, 7908, 7936, 8567, 8928, 9672, 9984, 10544, 11862, 11904, 12896, 14508, 14976, 15816, 15872, 17134, 17856, 19344, 19968, 20429, 21088, 23724, 23808, 25701, 25792, 29016, 29952, 31632, 34268, 35712, 38688, 40858, 42176, 47448, 47616, 51402, 51584, 58032, 59904, 61287, 63264, 68536, 71424, 77103, 77376, 81716, 84352, 94896, 102804, 103168, 116064, 122574, 126528, 137072, 142848, 154206, 154752, 163432, 168704, 183861, 189792, 205608, 206336, 232128, 245148, 253056, 265577, 274144, 308412, 309504, 326864, 337408, 367722, 379584, 411216, 464256, 490296, 506112, 531154, 548288, 616824, 619008, 653728, 735444, 759168, 796731, 822432, 928512, 980592, 1012224, 1062308, 1096576, 1233648, 1307456, 1470888, 1518336, 1593462, 1644864, 1857024, 1961184, 2124616, 2193152, 2390193, 2467296, 2614912, 2941776, 3036672, 3186924, 3289728, 3922368, 4249232, 4386304, 4780386, 4934592, 5229824, 5883552, 6373848, 6579456, 7844736, 8498464, 9560772, 9869184, 10459648, 11767104, 12747696, 13158912, 15689472, 16996928, 19121544, 19738368, 23534208, 25495392, 31378944, 33993856, 38243088, 39476736, 47068416, 50990784, 67987712, 76486176, 94136832, 101981568, 135975424, 152972352, 203963136, 305944704, 407926272, 611889408, 1223778816]

約数ペア:

[(1, 1223778816), (2, 611889408), (3, 407926272), (4, 305944704), (6, 203963136), (8, 152972352), (9, 135975424), (12, 101981568), (13, 94136832), (16, 76486176), (18, 67987712), (24, 50990784), (26, 47068416), (31, 39476736), (32, 38243088), (36, 33993856), (39, 31378944), (48, 25495392), (52, 23534208), (62, 19738368), (64, 19121544), (72, 16996928), (78, 15689472), (93, 13158912), (96, 12747696), (104, 11767104), (117, 10459648), (124, 9869184), (128, 9560772), (144, 8498464), (156, 7844736), (186, 6579456), (192, 6373848), (208, 5883552), (234, 5229824), (248, 4934592), (256, 4780386), (279, 4386304), (288, 4249232), (312, 3922368), (372, 3289728), (384, 3186924), (403, 3036672), (416, 2941776), (468, 2614912), (496, 2467296), (512, 2390193), (558, 2193152), (576, 2124616), (624, 1961184), (659, 1857024), (744, 1644864), (768, 1593462), (806, 1518336), (832, 1470888), (936, 1307456), (992, 1233648), (1116, 1096576), (1152, 1062308), (1209, 1012224), (1248, 980592), (1318, 928512), (1488, 822432), (1536, 796731), (1612, 759168), (1664, 735444), (1872, 653728), (1977, 619008), (1984, 616824), (2232, 548288), (2304, 531154), (2418, 506112), (2496, 490296), (2636, 464256), (2976, 411216), (3224, 379584), (3328, 367722), (3627, 337408), (3744, 326864), (3954, 309504), (3968, 308412), (4464, 274144), (4608, 265577), (4836, 253056), (4992, 245148), (5272, 232128), (5931, 206336), (5952, 205608), (6448, 189792), (6656, 183861), (7254, 168704), (7488, 163432), (7908, 154752), (7936, 154206), (8567, 142848), (8928, 137072), (9672, 126528), (9984, 122574), (10544, 116064), (11862, 103168), (11904, 102804), (12896, 94896), (14508, 84352), (14976, 81716), (15816, 77376), (15872, 77103), (17134, 71424), (17856, 68536), (19344, 63264), (19968, 61287), (20429, 59904), (21088, 58032), (23724, 51584), (23808, 51402), (25701, 47616), (25792, 47448), (29016, 42176), (29952, 40858), (31632, 38688), (34268, 35712)]