638310816

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1409}}^1$

素因数の和:1460

約数の個数: 216

約数和(自身を含む): 2150218980

約数和(自身を除く): 1511908164

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 32, 33, 36, 39, 44, 48, 52, 66, 72, 78, 88, 96, 99, 104, 117, 121, 132, 143, 144, 156, 176, 198, 208, 234, 242, 264, 286, 288, 312, 352, 363, 396, 416, 429, 468, 484, 528, 572, 624, 726, 792, 858, 936, 968, 1056, 1089, 1144, 1248, 1287, 1409, 1452, 1573, 1584, 1716, 1872, 1936, 2178, 2288, 2574, 2818, 2904, 3146, 3168, 3432, 3744, 3872, 4227, 4356, 4576, 4719, 5148, 5636, 5808, 6292, 6864, 8454, 8712, 9438, 10296, 11272, 11616, 12584, 12681, 13728, 14157, 15499, 16908, 17424, 18317, 18876, 20592, 22544, 25168, 25362, 28314, 30998, 33816, 34848, 36634, 37752, 41184, 45088, 46497, 50336, 50724, 54951, 56628, 61996, 67632, 73268, 75504, 92994, 101448, 109902, 113256, 123992, 135264, 139491, 146536, 151008, 164853, 170489, 185988, 201487, 202896, 219804, 226512, 247984, 278982, 293072, 329706, 340978, 371976, 402974, 405792, 439608, 453024, 495968, 511467, 557964, 586144, 604461, 659412, 681956, 743952, 805948, 879216, 1022934, 1115928, 1208922, 1318824, 1363912, 1487904, 1534401, 1611896, 1758432, 1813383, 2045868, 2216357, 2231856, 2417844, 2637648, 2727824, 3068802, 3223792, 3626766, 4091736, 4432714, 4463712, 4835688, 5275296, 5455648, 6137604, 6447584, 6649071, 7253532, 8183472, 8865428, 9671376, 12275208, 13298142, 14507064, 16366944, 17730856, 19342752, 19947213, 24550416, 26596284, 29014128, 35461712, 39894426, 49100832, 53192568, 58028256, 70923424, 79788852, 106385136, 159577704, 212770272, 319155408, 638310816]

約数ペア:

[(1, 638310816), (2, 319155408), (3, 212770272), (4, 159577704), (6, 106385136), (8, 79788852), (9, 70923424), (11, 58028256), (12, 53192568), (13, 49100832), (16, 39894426), (18, 35461712), (22, 29014128), (24, 26596284), (26, 24550416), (32, 19947213), (33, 19342752), (36, 17730856), (39, 16366944), (44, 14507064), (48, 13298142), (52, 12275208), (66, 9671376), (72, 8865428), (78, 8183472), (88, 7253532), (96, 6649071), (99, 6447584), (104, 6137604), (117, 5455648), (121, 5275296), (132, 4835688), (143, 4463712), (144, 4432714), (156, 4091736), (176, 3626766), (198, 3223792), (208, 3068802), (234, 2727824), (242, 2637648), (264, 2417844), (286, 2231856), (288, 2216357), (312, 2045868), (352, 1813383), (363, 1758432), (396, 1611896), (416, 1534401), (429, 1487904), (468, 1363912), (484, 1318824), (528, 1208922), (572, 1115928), (624, 1022934), (726, 879216), (792, 805948), (858, 743952), (936, 681956), (968, 659412), (1056, 604461), (1089, 586144), (1144, 557964), (1248, 511467), (1287, 495968), (1409, 453024), (1452, 439608), (1573, 405792), (1584, 402974), (1716, 371976), (1872, 340978), (1936, 329706), (2178, 293072), (2288, 278982), (2574, 247984), (2818, 226512), (2904, 219804), (3146, 202896), (3168, 201487), (3432, 185988), (3744, 170489), (3872, 164853), (4227, 151008), (4356, 146536), (4576, 139491), (4719, 135264), (5148, 123992), (5636, 113256), (5808, 109902), (6292, 101448), (6864, 92994), (8454, 75504), (8712, 73268), (9438, 67632), (10296, 61996), (11272, 56628), (11616, 54951), (12584, 50724), (12681, 50336), (13728, 46497), (14157, 45088), (15499, 41184), (16908, 37752), (17424, 36634), (18317, 34848), (18876, 33816), (20592, 30998), (22544, 28314), (25168, 25362)]