428954240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 256

約数和(自身を含む): 1244073600

約数和(自身を除く): 815119360

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 43, 44, 52, 55, 64, 65, 80, 86, 88, 104, 109, 110, 128, 130, 143, 160, 172, 176, 208, 215, 218, 220, 260, 286, 320, 344, 352, 416, 430, 436, 440, 473, 520, 545, 559, 572, 640, 688, 704, 715, 832, 860, 872, 880, 946, 1040, 1090, 1118, 1144, 1199, 1376, 1408, 1417, 1430, 1664, 1720, 1744, 1760, 1892, 2080, 2180, 2236, 2288, 2365, 2398, 2752, 2795, 2834, 2860, 3440, 3488, 3520, 3784, 4160, 4360, 4472, 4576, 4687, 4730, 4796, 5504, 5590, 5668, 5720, 5995, 6149, 6880, 6976, 7040, 7085, 7568, 8320, 8720, 8944, 9152, 9374, 9460, 9592, 11180, 11336, 11440, 11990, 12298, 13760, 13952, 14170, 15136, 15587, 17440, 17888, 18304, 18748, 18920, 19184, 22360, 22672, 22880, 23435, 23980, 24596, 27520, 28340, 30272, 30745, 31174, 34880, 35776, 37496, 37840, 38368, 44720, 45344, 45760, 46870, 47960, 49192, 51557, 56680, 60544, 60931, 61490, 62348, 69760, 71552, 74992, 75680, 76736, 77935, 89440, 90688, 91520, 93740, 95920, 98384, 103114, 113360, 121862, 122980, 124696, 149984, 151360, 153472, 155870, 178880, 181376, 187480, 191840, 196768, 206228, 226720, 243724, 245960, 249392, 257785, 299968, 302720, 304655, 311740, 357760, 374960, 383680, 393536, 412456, 453440, 487448, 491920, 498784, 515570, 599936, 609310, 623480, 670241, 749920, 767360, 787072, 824912, 906880, 974896, 983840, 997568, 1031140, 1218620, 1246960, 1340482, 1499840, 1649824, 1949792, 1967680, 1995136, 2062280, 2437240, 2493920, 2680964, 2999680, 3299648, 3351205, 3899584, 3935360, 4124560, 4874480, 4987840, 5361928, 6599296, 6702410, 7799168, 8249120, 9748960, 9975680, 10723856, 13404820, 16498240, 19497920, 21447712, 26809640, 32996480, 38995840, 42895424, 53619280, 85790848, 107238560, 214477120, 428954240]

約数ペア:

[(1, 428954240), (2, 214477120), (4, 107238560), (5, 85790848), (8, 53619280), (10, 42895424), (11, 38995840), (13, 32996480), (16, 26809640), (20, 21447712), (22, 19497920), (26, 16498240), (32, 13404820), (40, 10723856), (43, 9975680), (44, 9748960), (52, 8249120), (55, 7799168), (64, 6702410), (65, 6599296), (80, 5361928), (86, 4987840), (88, 4874480), (104, 4124560), (109, 3935360), (110, 3899584), (128, 3351205), (130, 3299648), (143, 2999680), (160, 2680964), (172, 2493920), (176, 2437240), (208, 2062280), (215, 1995136), (218, 1967680), (220, 1949792), (260, 1649824), (286, 1499840), (320, 1340482), (344, 1246960), (352, 1218620), (416, 1031140), (430, 997568), (436, 983840), (440, 974896), (473, 906880), (520, 824912), (545, 787072), (559, 767360), (572, 749920), (640, 670241), (688, 623480), (704, 609310), (715, 599936), (832, 515570), (860, 498784), (872, 491920), (880, 487448), (946, 453440), (1040, 412456), (1090, 393536), (1118, 383680), (1144, 374960), (1199, 357760), (1376, 311740), (1408, 304655), (1417, 302720), (1430, 299968), (1664, 257785), (1720, 249392), (1744, 245960), (1760, 243724), (1892, 226720), (2080, 206228), (2180, 196768), (2236, 191840), (2288, 187480), (2365, 181376), (2398, 178880), (2752, 155870), (2795, 153472), (2834, 151360), (2860, 149984), (3440, 124696), (3488, 122980), (3520, 121862), (3784, 113360), (4160, 103114), (4360, 98384), (4472, 95920), (4576, 93740), (4687, 91520), (4730, 90688), (4796, 89440), (5504, 77935), (5590, 76736), (5668, 75680), (5720, 74992), (5995, 71552), (6149, 69760), (6880, 62348), (6976, 61490), (7040, 60931), (7085, 60544), (7568, 56680), (8320, 51557), (8720, 49192), (8944, 47960), (9152, 46870), (9374, 45760), (9460, 45344), (9592, 44720), (11180, 38368), (11336, 37840), (11440, 37496), (11990, 35776), (12298, 34880), (13760, 31174), (13952, 30745), (14170, 30272), (15136, 28340), (15587, 27520), (17440, 24596), (17888, 23980), (18304, 23435), (18748, 22880), (18920, 22672), (19184, 22360)]