64988784

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{21491}}^1$

素因数の和:21515

約数の個数: 80

約数和(自身を含む): 213200640

約数和(自身を除く): 148211856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 21491, 42982, 64473, 85964, 128946, 150437, 171928, 193419, 257892, 300874, 343856, 386838, 451311, 515784, 580257, 601748, 773676, 902622, 1031568, 1160514, 1203496, 1353933, 1547352, 1805244, 2321028, 2406992, 2707866, 3094704, 3610488, 4061799, 4642056, 5415732, 7220976, 8123598, 9284112, 10831464, 16247196, 21662928, 32494392, 64988784]

約数ペア:

[(1, 64988784), (2, 32494392), (3, 21662928), (4, 16247196), (6, 10831464), (7, 9284112), (8, 8123598), (9, 7220976), (12, 5415732), (14, 4642056), (16, 4061799), (18, 3610488), (21, 3094704), (24, 2707866), (27, 2406992), (28, 2321028), (36, 1805244), (42, 1547352), (48, 1353933), (54, 1203496), (56, 1160514), (63, 1031568), (72, 902622), (84, 773676), (108, 601748), (112, 580257), (126, 515784), (144, 451311), (168, 386838), (189, 343856), (216, 300874), (252, 257892), (336, 193419), (378, 171928), (432, 150437), (504, 128946), (756, 85964), (1008, 64473), (1512, 42982), (3024, 21491)]