2681100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{331}}^1$

素因数の和:357

約数の個数: 90

約数和(自身を含む): 8717324

約数和(自身を除く): 6036224

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 331, 405, 450, 540, 662, 675, 810, 900, 993, 1324, 1350, 1620, 1655, 1986, 2025, 2700, 2979, 3310, 3972, 4050, 4965, 5958, 6620, 8100, 8275, 8937, 9930, 11916, 14895, 16550, 17874, 19860, 24825, 26811, 29790, 33100, 35748, 44685, 49650, 53622, 59580, 74475, 89370, 99300, 107244, 134055, 148950, 178740, 223425, 268110, 297900, 446850, 536220, 670275, 893700, 1340550, 2681100]

約数ペア:

[(1, 2681100), (2, 1340550), (3, 893700), (4, 670275), (5, 536220), (6, 446850), (9, 297900), (10, 268110), (12, 223425), (15, 178740), (18, 148950), (20, 134055), (25, 107244), (27, 99300), (30, 89370), (36, 74475), (45, 59580), (50, 53622), (54, 49650), (60, 44685), (75, 35748), (81, 33100), (90, 29790), (100, 26811), (108, 24825), (135, 19860), (150, 17874), (162, 16550), (180, 14895), (225, 11916), (270, 9930), (300, 8937), (324, 8275), (331, 8100), (405, 6620), (450, 5958), (540, 4965), (662, 4050), (675, 3972), (810, 3310), (900, 2979), (993, 2700), (1324, 2025), (1350, 1986), (1620, 1655)]