280158984

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{555871}}^1$

素因数の和:555890

約数の個数: 48

約数和(自身を含む): 867160320

約数和(自身を除く): 587001336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 555871, 1111742, 1667613, 2223484, 3335226, 3891097, 4446968, 5002839, 6670452, 7782194, 10005678, 11673291, 13340904, 15564388, 20011356, 23346582, 31128776, 35019873, 40022712, 46693164, 70039746, 93386328, 140079492, 280158984]

約数ペア:

[(1, 280158984), (2, 140079492), (3, 93386328), (4, 70039746), (6, 46693164), (7, 40022712), (8, 35019873), (9, 31128776), (12, 23346582), (14, 20011356), (18, 15564388), (21, 13340904), (24, 11673291), (28, 10005678), (36, 7782194), (42, 6670452), (56, 5002839), (63, 4446968), (72, 3891097), (84, 3335226), (126, 2223484), (168, 1667613), (252, 1111742), (504, 555871)]