668472896

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1$

素因数の和:921

約数の個数: 168

約数和(自身を含む): 1751258880

約数和(自身を除く): 1082785984

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 64, 76, 91, 98, 104, 112, 133, 152, 182, 196, 208, 224, 247, 266, 304, 364, 392, 416, 448, 494, 532, 608, 637, 728, 784, 832, 863, 931, 988, 1064, 1216, 1274, 1456, 1568, 1726, 1729, 1862, 1976, 2128, 2548, 2912, 3136, 3452, 3458, 3724, 3952, 4256, 5096, 5824, 6041, 6904, 6916, 7448, 7904, 8512, 10192, 11219, 12082, 12103, 13808, 13832, 14896, 15808, 16397, 20384, 22438, 24164, 24206, 27616, 27664, 29792, 32794, 40768, 42287, 44876, 48328, 48412, 55232, 55328, 59584, 65588, 78533, 84574, 89752, 96656, 96824, 110656, 114779, 131176, 157066, 169148, 179504, 193312, 193648, 213161, 229558, 262352, 314132, 338296, 359008, 386624, 387296, 426322, 459116, 524704, 549731, 628264, 676592, 718016, 774592, 803453, 852644, 918232, 1049408, 1099462, 1256528, 1353184, 1492127, 1606906, 1705288, 1836464, 2198924, 2513056, 2706368, 2984254, 3213812, 3410576, 3672928, 4397848, 5026112, 5968508, 6427624, 6821152, 7345856, 8795696, 10444889, 11937016, 12855248, 13642304, 17591392, 20889778, 23874032, 25710496, 35182784, 41779556, 47748064, 51420992, 83559112, 95496128, 167118224, 334236448, 668472896]

約数ペア:

[(1, 668472896), (2, 334236448), (4, 167118224), (7, 95496128), (8, 83559112), (13, 51420992), (14, 47748064), (16, 41779556), (19, 35182784), (26, 25710496), (28, 23874032), (32, 20889778), (38, 17591392), (49, 13642304), (52, 12855248), (56, 11937016), (64, 10444889), (76, 8795696), (91, 7345856), (98, 6821152), (104, 6427624), (112, 5968508), (133, 5026112), (152, 4397848), (182, 3672928), (196, 3410576), (208, 3213812), (224, 2984254), (247, 2706368), (266, 2513056), (304, 2198924), (364, 1836464), (392, 1705288), (416, 1606906), (448, 1492127), (494, 1353184), (532, 1256528), (608, 1099462), (637, 1049408), (728, 918232), (784, 852644), (832, 803453), (863, 774592), (931, 718016), (988, 676592), (1064, 628264), (1216, 549731), (1274, 524704), (1456, 459116), (1568, 426322), (1726, 387296), (1729, 386624), (1862, 359008), (1976, 338296), (2128, 314132), (2548, 262352), (2912, 229558), (3136, 213161), (3452, 193648), (3458, 193312), (3724, 179504), (3952, 169148), (4256, 157066), (5096, 131176), (5824, 114779), (6041, 110656), (6904, 96824), (6916, 96656), (7448, 89752), (7904, 84574), (8512, 78533), (10192, 65588), (11219, 59584), (12082, 55328), (12103, 55232), (13808, 48412), (13832, 48328), (14896, 44876), (15808, 42287), (16397, 40768), (20384, 32794), (22438, 29792), (24164, 27664), (24206, 27616)]