386786960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4969}}^1$

素因数の和:5128

約数の個数: 80

約数和(自身を含む): 1035350400

約数和(自身を除く): 648563440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 695, 973, 1112, 1390, 1946, 2224, 2780, 3892, 4865, 4969, 5560, 7784, 9730, 9938, 11120, 15568, 19460, 19876, 24845, 34783, 38920, 39752, 49690, 69566, 77840, 79504, 99380, 139132, 173915, 198760, 278264, 347830, 397520, 556528, 690691, 695660, 1381382, 1391320, 2762764, 2782640, 3453455, 4834837, 5525528, 6906910, 9669674, 11051056, 13813820, 19339348, 24174185, 27627640, 38678696, 48348370, 55255280, 77357392, 96696740, 193393480, 386786960]

約数ペア:

[(1, 386786960), (2, 193393480), (4, 96696740), (5, 77357392), (7, 55255280), (8, 48348370), (10, 38678696), (14, 27627640), (16, 24174185), (20, 19339348), (28, 13813820), (35, 11051056), (40, 9669674), (56, 6906910), (70, 5525528), (80, 4834837), (112, 3453455), (139, 2782640), (140, 2762764), (278, 1391320), (280, 1381382), (556, 695660), (560, 690691), (695, 556528), (973, 397520), (1112, 347830), (1390, 278264), (1946, 198760), (2224, 173915), (2780, 139132), (3892, 99380), (4865, 79504), (4969, 77840), (5560, 69566), (7784, 49690), (9730, 39752), (9938, 38920), (11120, 34783), (15568, 24845), (19460, 19876)]