140784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{419}}^1$

素因数の和:437

約数の個数: 40

約数和(自身を含む): 416640

約数和(自身を除く): 275856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 419, 838, 1257, 1676, 2514, 2933, 3352, 5028, 5866, 6704, 8799, 10056, 11732, 17598, 20112, 23464, 35196, 46928, 70392, 140784]

約数ペア:

[(1, 140784), (2, 70392), (3, 46928), (4, 35196), (6, 23464), (7, 20112), (8, 17598), (12, 11732), (14, 10056), (16, 8799), (21, 6704), (24, 5866), (28, 5028), (42, 3352), (48, 2933), (56, 2514), (84, 1676), (112, 1257), (168, 838), (336, 419)]