670508176

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:505

約数の個数: 120

約数和(自身を含む): 1532163840

約数和(自身を除く): 861655664

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 169, 208, 247, 248, 304, 338, 403, 421, 494, 496, 589, 676, 806, 842, 988, 1178, 1352, 1612, 1684, 1976, 2356, 2704, 3211, 3224, 3368, 3952, 4712, 5239, 5473, 6422, 6448, 6736, 7657, 7999, 9424, 10478, 10946, 12844, 13051, 15314, 15998, 20956, 21892, 25688, 26102, 30628, 31996, 41912, 43784, 51376, 52204, 61256, 63992, 71149, 83824, 87568, 99541, 103987, 104408, 122512, 127984, 142298, 169663, 199082, 207974, 208816, 247969, 284596, 339326, 398164, 415948, 495938, 569192, 678652, 796328, 831896, 991876, 1138384, 1351831, 1357304, 1592656, 1663792, 1983752, 2205619, 2703662, 2714608, 3223597, 3967504, 4411238, 5407324, 6447194, 8822476, 10814648, 12894388, 17644952, 21629296, 25788776, 35289904, 41906761, 51577552, 83813522, 167627044, 335254088, 670508176]

約数ペア:

[(1, 670508176), (2, 335254088), (4, 167627044), (8, 83813522), (13, 51577552), (16, 41906761), (19, 35289904), (26, 25788776), (31, 21629296), (38, 17644952), (52, 12894388), (62, 10814648), (76, 8822476), (104, 6447194), (124, 5407324), (152, 4411238), (169, 3967504), (208, 3223597), (247, 2714608), (248, 2703662), (304, 2205619), (338, 1983752), (403, 1663792), (421, 1592656), (494, 1357304), (496, 1351831), (589, 1138384), (676, 991876), (806, 831896), (842, 796328), (988, 678652), (1178, 569192), (1352, 495938), (1612, 415948), (1684, 398164), (1976, 339326), (2356, 284596), (2704, 247969), (3211, 208816), (3224, 207974), (3368, 199082), (3952, 169663), (4712, 142298), (5239, 127984), (5473, 122512), (6422, 104408), (6448, 103987), (6736, 99541), (7657, 87568), (7999, 83824), (9424, 71149), (10478, 63992), (10946, 61256), (12844, 52204), (13051, 51376), (15314, 43784), (15998, 41912), (20956, 31996), (21892, 30628), (25688, 26102)]