77342440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{983}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 199791360

約数和(自身を除く): 122448920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 983, 1124, 1405, 1966, 1967, 2248, 2810, 3932, 3934, 4915, 5620, 6881, 7864, 7868, 9830, 9835, 11240, 13762, 15736, 19660, 19670, 27524, 34405, 39320, 39340, 55048, 68810, 78680, 137620, 275240, 276223, 552446, 1104892, 1381115, 1933561, 2209784, 2762230, 3867122, 5524460, 7734244, 9667805, 11048920, 15468488, 19335610, 38671220, 77342440]

約数ペア:

[(1, 77342440), (2, 38671220), (4, 19335610), (5, 15468488), (7, 11048920), (8, 9667805), (10, 7734244), (14, 5524460), (20, 3867122), (28, 2762230), (35, 2209784), (40, 1933561), (56, 1381115), (70, 1104892), (140, 552446), (280, 276223), (281, 275240), (562, 137620), (983, 78680), (1124, 68810), (1405, 55048), (1966, 39340), (1967, 39320), (2248, 34405), (2810, 27524), (3932, 19670), (3934, 19660), (4915, 15736), (5620, 13762), (6881, 11240), (7864, 9835), (7868, 9830)]