640025568

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24421}}^1$

素因数の和:24457

約数の個数: 144

約数和(自身を含む): 2240181216

約数和(自身を除く): 1600155648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 96, 104, 112, 117, 126, 144, 156, 168, 182, 208, 224, 234, 252, 273, 288, 312, 336, 364, 416, 468, 504, 546, 624, 672, 728, 819, 936, 1008, 1092, 1248, 1456, 1638, 1872, 2016, 2184, 2912, 3276, 3744, 4368, 6552, 8736, 13104, 24421, 26208, 48842, 73263, 97684, 146526, 170947, 195368, 219789, 293052, 317473, 341894, 390736, 439578, 512841, 586104, 634946, 683788, 781472, 879156, 952419, 1025682, 1172208, 1269892, 1367576, 1538523, 1758312, 1904838, 2051364, 2222311, 2344416, 2539784, 2735152, 2857257, 3077046, 3516624, 3809676, 4102728, 4444622, 5079568, 5470304, 5714514, 6154092, 6666933, 7033248, 7619352, 8205456, 8889244, 10159136, 11429028, 12308184, 13333866, 15238704, 16410912, 17778488, 20000799, 22858056, 24616368, 26667732, 30477408, 35556976, 40001598, 45716112, 49232736, 53335464, 71113952, 80003196, 91432224, 106670928, 160006392, 213341856, 320012784, 640025568]

約数ペア:

[(1, 640025568), (2, 320012784), (3, 213341856), (4, 160006392), (6, 106670928), (7, 91432224), (8, 80003196), (9, 71113952), (12, 53335464), (13, 49232736), (14, 45716112), (16, 40001598), (18, 35556976), (21, 30477408), (24, 26667732), (26, 24616368), (28, 22858056), (32, 20000799), (36, 17778488), (39, 16410912), (42, 15238704), (48, 13333866), (52, 12308184), (56, 11429028), (63, 10159136), (72, 8889244), (78, 8205456), (84, 7619352), (91, 7033248), (96, 6666933), (104, 6154092), (112, 5714514), (117, 5470304), (126, 5079568), (144, 4444622), (156, 4102728), (168, 3809676), (182, 3516624), (208, 3077046), (224, 2857257), (234, 2735152), (252, 2539784), (273, 2344416), (288, 2222311), (312, 2051364), (336, 1904838), (364, 1758312), (416, 1538523), (468, 1367576), (504, 1269892), (546, 1172208), (624, 1025682), (672, 952419), (728, 879156), (819, 781472), (936, 683788), (1008, 634946), (1092, 586104), (1248, 512841), (1456, 439578), (1638, 390736), (1872, 341894), (2016, 317473), (2184, 293052), (2912, 219789), (3276, 195368), (3744, 170947), (4368, 146526), (6552, 97684), (8736, 73263), (13104, 48842), (24421, 26208)]