421341984

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:512

約数の個数: 216

約数和(自身を含む): 1416362220

約数和(自身を除く): 995020236

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 73, 84, 96, 98, 112, 126, 144, 146, 147, 168, 196, 219, 224, 252, 288, 292, 294, 336, 392, 409, 438, 441, 504, 511, 584, 588, 657, 672, 784, 818, 876, 882, 1008, 1022, 1168, 1176, 1227, 1314, 1533, 1568, 1636, 1752, 1764, 2016, 2044, 2336, 2352, 2454, 2628, 2863, 3066, 3272, 3504, 3528, 3577, 3681, 4088, 4599, 4704, 4908, 5256, 5726, 6132, 6544, 7008, 7056, 7154, 7362, 8176, 8589, 9198, 9816, 10512, 10731, 11452, 12264, 13088, 14112, 14308, 14724, 16352, 17178, 18396, 19632, 20041, 21024, 21462, 22904, 24528, 25767, 28616, 29448, 29857, 32193, 34356, 36792, 39264, 40082, 42924, 45808, 49056, 51534, 57232, 58896, 59714, 60123, 64386, 68712, 73584, 80164, 85848, 89571, 91616, 103068, 114464, 117792, 119428, 120246, 128772, 137424, 147168, 160328, 171696, 179142, 180369, 206136, 208999, 238856, 240492, 257544, 268713, 274848, 320656, 343392, 358284, 360738, 412272, 417998, 477712, 480984, 515088, 537426, 626997, 641312, 716568, 721476, 824544, 835996, 955424, 961968, 1030176, 1074852, 1253994, 1433136, 1442952, 1462993, 1671992, 1880991, 1923936, 2149704, 2507988, 2866272, 2885904, 2925986, 3343984, 3761982, 4299408, 4388979, 5015976, 5771808, 5851972, 6687968, 7523964, 8598816, 8777958, 10031952, 11703944, 13166937, 15047928, 17555916, 20063904, 23407888, 26333874, 30095856, 35111832, 46815776, 52667748, 60191712, 70223664, 105335496, 140447328, 210670992, 421341984]

約数ペア:

[(1, 421341984), (2, 210670992), (3, 140447328), (4, 105335496), (6, 70223664), (7, 60191712), (8, 52667748), (9, 46815776), (12, 35111832), (14, 30095856), (16, 26333874), (18, 23407888), (21, 20063904), (24, 17555916), (28, 15047928), (32, 13166937), (36, 11703944), (42, 10031952), (48, 8777958), (49, 8598816), (56, 7523964), (63, 6687968), (72, 5851972), (73, 5771808), (84, 5015976), (96, 4388979), (98, 4299408), (112, 3761982), (126, 3343984), (144, 2925986), (146, 2885904), (147, 2866272), (168, 2507988), (196, 2149704), (219, 1923936), (224, 1880991), (252, 1671992), (288, 1462993), (292, 1442952), (294, 1433136), (336, 1253994), (392, 1074852), (409, 1030176), (438, 961968), (441, 955424), (504, 835996), (511, 824544), (584, 721476), (588, 716568), (657, 641312), (672, 626997), (784, 537426), (818, 515088), (876, 480984), (882, 477712), (1008, 417998), (1022, 412272), (1168, 360738), (1176, 358284), (1227, 343392), (1314, 320656), (1533, 274848), (1568, 268713), (1636, 257544), (1752, 240492), (1764, 238856), (2016, 208999), (2044, 206136), (2336, 180369), (2352, 179142), (2454, 171696), (2628, 160328), (2863, 147168), (3066, 137424), (3272, 128772), (3504, 120246), (3528, 119428), (3577, 117792), (3681, 114464), (4088, 103068), (4599, 91616), (4704, 89571), (4908, 85848), (5256, 80164), (5726, 73584), (6132, 68712), (6544, 64386), (7008, 60123), (7056, 59714), (7154, 58896), (7362, 57232), (8176, 51534), (8589, 49056), (9198, 45808), (9816, 42924), (10512, 40082), (10731, 39264), (11452, 36792), (12264, 34356), (13088, 32193), (14112, 29857), (14308, 29448), (14724, 28616), (16352, 25767), (17178, 24528), (18396, 22904), (19632, 21462), (20041, 21024)]