126921780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6469}}^1$

素因数の和:6593

約数の個数: 72

約数和(自身を含む): 388588200

約数和(自身を除く): 261666420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6469, 6540, 9810, 12938, 19407, 19620, 25876, 32345, 38814, 58221, 64690, 77628, 97035, 116442, 129380, 194070, 232884, 291105, 388140, 582210, 705121, 1164420, 1410242, 2115363, 2820484, 3525605, 4230726, 6346089, 7051210, 8461452, 10576815, 12692178, 14102420, 21153630, 25384356, 31730445, 42307260, 63460890, 126921780]

約数ペア:

[(1, 126921780), (2, 63460890), (3, 42307260), (4, 31730445), (5, 25384356), (6, 21153630), (9, 14102420), (10, 12692178), (12, 10576815), (15, 8461452), (18, 7051210), (20, 6346089), (30, 4230726), (36, 3525605), (45, 2820484), (60, 2115363), (90, 1410242), (109, 1164420), (180, 705121), (218, 582210), (327, 388140), (436, 291105), (545, 232884), (654, 194070), (981, 129380), (1090, 116442), (1308, 97035), (1635, 77628), (1962, 64690), (2180, 58221), (3270, 38814), (3924, 32345), (4905, 25876), (6469, 19620), (6540, 19407), (9810, 12938)]