2447505280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1559}}^1$

素因数の和:1812

約数の個数: 128

約数和(自身を含む): 6415718400

約数和(自身を除く): 3968213120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 223, 320, 352, 440, 446, 640, 704, 880, 892, 1115, 1408, 1559, 1760, 1784, 2230, 2453, 3118, 3520, 3568, 4460, 4906, 6236, 7040, 7136, 7795, 8920, 9812, 12265, 12472, 14272, 15590, 17149, 17840, 19624, 24530, 24944, 28544, 31180, 34298, 35680, 39248, 49060, 49888, 62360, 68596, 71360, 78496, 85745, 98120, 99776, 124720, 137192, 142720, 156992, 171490, 196240, 199552, 249440, 274384, 313984, 342980, 347657, 392480, 498880, 548768, 685960, 695314, 784960, 997760, 1097536, 1371920, 1390628, 1569920, 1738285, 2195072, 2743840, 2781256, 3476570, 3824227, 5487680, 5562512, 6953140, 7648454, 10975360, 11125024, 13906280, 15296908, 19121135, 22250048, 27812560, 30593816, 38242270, 44500096, 55625120, 61187632, 76484540, 111250240, 122375264, 152969080, 222500480, 244750528, 305938160, 489501056, 611876320, 1223752640, 2447505280]

約数ペア:

[(1, 2447505280), (2, 1223752640), (4, 611876320), (5, 489501056), (8, 305938160), (10, 244750528), (11, 222500480), (16, 152969080), (20, 122375264), (22, 111250240), (32, 76484540), (40, 61187632), (44, 55625120), (55, 44500096), (64, 38242270), (80, 30593816), (88, 27812560), (110, 22250048), (128, 19121135), (160, 15296908), (176, 13906280), (220, 11125024), (223, 10975360), (320, 7648454), (352, 6953140), (440, 5562512), (446, 5487680), (640, 3824227), (704, 3476570), (880, 2781256), (892, 2743840), (1115, 2195072), (1408, 1738285), (1559, 1569920), (1760, 1390628), (1784, 1371920), (2230, 1097536), (2453, 997760), (3118, 784960), (3520, 695314), (3568, 685960), (4460, 548768), (4906, 498880), (6236, 392480), (7040, 347657), (7136, 342980), (7795, 313984), (8920, 274384), (9812, 249440), (12265, 199552), (12472, 196240), (14272, 171490), (15590, 156992), (17149, 142720), (17840, 137192), (19624, 124720), (24530, 99776), (24944, 98120), (28544, 85745), (31180, 78496), (34298, 71360), (35680, 68596), (39248, 62360), (49060, 49888)]