319591818

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 240

約数和(自身を含む): 950130720

約数和(自身を除く): 630538902

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 49, 54, 57, 63, 78, 81, 91, 98, 114, 117, 126, 133, 147, 162, 163, 171, 182, 189, 234, 247, 266, 273, 294, 326, 342, 351, 378, 399, 441, 489, 494, 513, 546, 567, 637, 702, 741, 798, 819, 882, 931, 978, 1026, 1053, 1134, 1141, 1197, 1274, 1323, 1467, 1482, 1539, 1638, 1729, 1862, 1911, 2106, 2119, 2223, 2282, 2394, 2457, 2646, 2793, 2934, 3078, 3097, 3423, 3458, 3591, 3822, 3969, 4238, 4401, 4446, 4914, 5187, 5586, 5733, 6194, 6357, 6669, 6846, 7182, 7371, 7938, 7987, 8379, 8802, 9291, 10269, 10374, 10773, 11466, 12103, 12714, 13203, 13338, 14742, 14833, 15561, 15974, 16758, 17199, 18582, 19071, 20007, 20538, 21546, 21679, 23961, 24206, 25137, 26406, 27873, 29666, 30807, 31122, 34398, 36309, 38142, 40014, 40261, 43358, 44499, 46683, 47922, 50274, 51597, 55746, 57213, 61614, 65037, 71883, 72618, 75411, 80522, 83619, 88998, 92421, 93366, 103194, 103831, 108927, 114426, 120783, 130074, 133497, 140049, 143766, 150822, 151753, 167238, 171639, 184842, 195111, 207662, 215649, 217854, 241566, 250857, 266994, 280098, 281827, 303506, 311493, 326781, 343278, 362349, 390222, 400491, 431298, 455259, 501714, 563654, 585333, 622986, 646947, 653562, 724698, 800982, 845481, 910518, 934479, 980343, 1087047, 1170666, 1201473, 1293894, 1365777, 1690962, 1755999, 1868958, 1960686, 1972789, 2174094, 2402946, 2536443, 2731554, 2803437, 3261141, 3511998, 3945578, 4097331, 5072886, 5606874, 5918367, 6522282, 7609329, 8194662, 8410311, 11836734, 12291993, 15218658, 16820622, 17755101, 22827987, 24583986, 35510202, 45655974, 53265303, 106530606, 159795909, 319591818]

約数ペア:

[(1, 319591818), (2, 159795909), (3, 106530606), (6, 53265303), (7, 45655974), (9, 35510202), (13, 24583986), (14, 22827987), (18, 17755101), (19, 16820622), (21, 15218658), (26, 12291993), (27, 11836734), (38, 8410311), (39, 8194662), (42, 7609329), (49, 6522282), (54, 5918367), (57, 5606874), (63, 5072886), (78, 4097331), (81, 3945578), (91, 3511998), (98, 3261141), (114, 2803437), (117, 2731554), (126, 2536443), (133, 2402946), (147, 2174094), (162, 1972789), (163, 1960686), (171, 1868958), (182, 1755999), (189, 1690962), (234, 1365777), (247, 1293894), (266, 1201473), (273, 1170666), (294, 1087047), (326, 980343), (342, 934479), (351, 910518), (378, 845481), (399, 800982), (441, 724698), (489, 653562), (494, 646947), (513, 622986), (546, 585333), (567, 563654), (637, 501714), (702, 455259), (741, 431298), (798, 400491), (819, 390222), (882, 362349), (931, 343278), (978, 326781), (1026, 311493), (1053, 303506), (1134, 281827), (1141, 280098), (1197, 266994), (1274, 250857), (1323, 241566), (1467, 217854), (1482, 215649), (1539, 207662), (1638, 195111), (1729, 184842), (1862, 171639), (1911, 167238), (2106, 151753), (2119, 150822), (2223, 143766), (2282, 140049), (2394, 133497), (2457, 130074), (2646, 120783), (2793, 114426), (2934, 108927), (3078, 103831), (3097, 103194), (3423, 93366), (3458, 92421), (3591, 88998), (3822, 83619), (3969, 80522), (4238, 75411), (4401, 72618), (4446, 71883), (4914, 65037), (5187, 61614), (5586, 57213), (5733, 55746), (6194, 51597), (6357, 50274), (6669, 47922), (6846, 46683), (7182, 44499), (7371, 43358), (7938, 40261), (7987, 40014), (8379, 38142), (8802, 36309), (9291, 34398), (10269, 31122), (10374, 30807), (10773, 29666), (11466, 27873), (12103, 26406), (12714, 25137), (13203, 24206), (13338, 23961), (14742, 21679), (14833, 21546), (15561, 20538), (15974, 20007), (16758, 19071), (17199, 18582)]