81062880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{601}}^1$

素因数の和:900

約数の個数: 96

約数和(自身を含む): 256683168

約数和(自身を除く): 175620288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 281, 480, 562, 601, 843, 1124, 1202, 1405, 1686, 1803, 2248, 2404, 2810, 3005, 3372, 3606, 4215, 4496, 4808, 5620, 6010, 6744, 7212, 8430, 8992, 9015, 9616, 11240, 12020, 13488, 14424, 16860, 18030, 19232, 22480, 24040, 26976, 28848, 33720, 36060, 44960, 48080, 57696, 67440, 72120, 96160, 134880, 144240, 168881, 288480, 337762, 506643, 675524, 844405, 1013286, 1351048, 1688810, 2026572, 2533215, 2702096, 3377620, 4053144, 5066430, 5404192, 6755240, 8106288, 10132860, 13510480, 16212576, 20265720, 27020960, 40531440, 81062880]

約数ペア:

[(1, 81062880), (2, 40531440), (3, 27020960), (4, 20265720), (5, 16212576), (6, 13510480), (8, 10132860), (10, 8106288), (12, 6755240), (15, 5404192), (16, 5066430), (20, 4053144), (24, 3377620), (30, 2702096), (32, 2533215), (40, 2026572), (48, 1688810), (60, 1351048), (80, 1013286), (96, 844405), (120, 675524), (160, 506643), (240, 337762), (281, 288480), (480, 168881), (562, 144240), (601, 134880), (843, 96160), (1124, 72120), (1202, 67440), (1405, 57696), (1686, 48080), (1803, 44960), (2248, 36060), (2404, 33720), (2810, 28848), (3005, 26976), (3372, 24040), (3606, 22480), (4215, 19232), (4496, 18030), (4808, 16860), (5620, 14424), (6010, 13488), (6744, 12020), (7212, 11240), (8430, 9616), (8992, 9015)]