280038276

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{370421}}^1$

素因数の和:370441

約数の個数: 48

約数和(自身を含む): 829745280

約数和(自身を除く): 549707004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 370421, 740842, 1111263, 1481684, 2222526, 2592947, 3333789, 4445052, 5185894, 6667578, 7778841, 10001367, 10371788, 13335156, 15557682, 20002734, 23336523, 31115364, 40005468, 46673046, 70009569, 93346092, 140019138, 280038276]

約数ペア:

[(1, 280038276), (2, 140019138), (3, 93346092), (4, 70009569), (6, 46673046), (7, 40005468), (9, 31115364), (12, 23336523), (14, 20002734), (18, 15557682), (21, 13335156), (27, 10371788), (28, 10001367), (36, 7778841), (42, 6667578), (54, 5185894), (63, 4445052), (84, 3333789), (108, 2592947), (126, 2222526), (189, 1481684), (252, 1111263), (378, 740842), (756, 370421)]