81481800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1135

約数の個数: 96

約数和(自身を含む): 254671200

約数和(自身を除く): 173189400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 139, 150, 200, 278, 300, 417, 556, 600, 695, 834, 977, 1112, 1390, 1668, 1954, 2085, 2780, 2931, 3336, 3475, 3908, 4170, 4885, 5560, 5862, 6950, 7816, 8340, 9770, 10425, 11724, 13900, 14655, 16680, 19540, 20850, 23448, 24425, 27800, 29310, 39080, 41700, 48850, 58620, 73275, 83400, 97700, 117240, 135803, 146550, 195400, 271606, 293100, 407409, 543212, 586200, 679015, 814818, 1086424, 1358030, 1629636, 2037045, 2716060, 3259272, 3395075, 4074090, 5432120, 6790150, 8148180, 10185225, 13580300, 16296360, 20370450, 27160600, 40740900, 81481800]

約数ペア:

[(1, 81481800), (2, 40740900), (3, 27160600), (4, 20370450), (5, 16296360), (6, 13580300), (8, 10185225), (10, 8148180), (12, 6790150), (15, 5432120), (20, 4074090), (24, 3395075), (25, 3259272), (30, 2716060), (40, 2037045), (50, 1629636), (60, 1358030), (75, 1086424), (100, 814818), (120, 679015), (139, 586200), (150, 543212), (200, 407409), (278, 293100), (300, 271606), (417, 195400), (556, 146550), (600, 135803), (695, 117240), (834, 97700), (977, 83400), (1112, 73275), (1390, 58620), (1668, 48850), (1954, 41700), (2085, 39080), (2780, 29310), (2931, 27800), (3336, 24425), (3475, 23448), (3908, 20850), (4170, 19540), (4885, 16680), (5560, 14655), (5862, 13900), (6950, 11724), (7816, 10425), (8340, 9770)]