81363900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{367}}^1\times {\mathrm{739}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 236373760

約数和(自身を除く): 155009860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 367, 734, 739, 1101, 1468, 1478, 1835, 2202, 2217, 2956, 3670, 3695, 4404, 4434, 5505, 7340, 7390, 8868, 9175, 11010, 11085, 14780, 18350, 18475, 22020, 22170, 27525, 36700, 36950, 44340, 55050, 55425, 73900, 110100, 110850, 221700, 271213, 542426, 813639, 1084852, 1356065, 1627278, 2712130, 3254556, 4068195, 5424260, 6780325, 8136390, 13560650, 16272780, 20340975, 27121300, 40681950, 81363900]

約数ペア:

[(1, 81363900), (2, 40681950), (3, 27121300), (4, 20340975), (5, 16272780), (6, 13560650), (10, 8136390), (12, 6780325), (15, 5424260), (20, 4068195), (25, 3254556), (30, 2712130), (50, 1627278), (60, 1356065), (75, 1084852), (100, 813639), (150, 542426), (300, 271213), (367, 221700), (734, 110850), (739, 110100), (1101, 73900), (1468, 55425), (1478, 55050), (1835, 44340), (2202, 36950), (2217, 36700), (2956, 27525), (3670, 22170), (3695, 22020), (4404, 18475), (4434, 18350), (5505, 14780), (7340, 11085), (7390, 11010), (8868, 9175)]