123640000

素因数分解:

$2^6\times 5^4\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:324

約数の個数: 140

約数和(自身を含む): 335648808

約数和(自身を除く): 212008808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 275, 281, 320, 352, 400, 440, 500, 550, 562, 625, 704, 800, 880, 1000, 1100, 1124, 1250, 1375, 1405, 1600, 1760, 2000, 2200, 2248, 2500, 2750, 2810, 3091, 3520, 4000, 4400, 4496, 5000, 5500, 5620, 6182, 6875, 7025, 8000, 8800, 8992, 10000, 11000, 11240, 12364, 13750, 14050, 15455, 17600, 17984, 20000, 22000, 22480, 24728, 27500, 28100, 30910, 35125, 40000, 44000, 44960, 49456, 55000, 56200, 61820, 70250, 77275, 88000, 89920, 98912, 110000, 112400, 123640, 140500, 154550, 175625, 197824, 220000, 224800, 247280, 281000, 309100, 351250, 386375, 440000, 449600, 494560, 562000, 618200, 702500, 772750, 989120, 1124000, 1236400, 1405000, 1545500, 1931875, 2248000, 2472800, 2810000, 3091000, 3863750, 4945600, 5620000, 6182000, 7727500, 11240000, 12364000, 15455000, 24728000, 30910000, 61820000, 123640000]

約数ペア:

[(1, 123640000), (2, 61820000), (4, 30910000), (5, 24728000), (8, 15455000), (10, 12364000), (11, 11240000), (16, 7727500), (20, 6182000), (22, 5620000), (25, 4945600), (32, 3863750), (40, 3091000), (44, 2810000), (50, 2472800), (55, 2248000), (64, 1931875), (80, 1545500), (88, 1405000), (100, 1236400), (110, 1124000), (125, 989120), (160, 772750), (176, 702500), (200, 618200), (220, 562000), (250, 494560), (275, 449600), (281, 440000), (320, 386375), (352, 351250), (400, 309100), (440, 281000), (500, 247280), (550, 224800), (562, 220000), (625, 197824), (704, 175625), (800, 154550), (880, 140500), (1000, 123640), (1100, 112400), (1124, 110000), (1250, 98912), (1375, 89920), (1405, 88000), (1600, 77275), (1760, 70250), (2000, 61820), (2200, 56200), (2248, 55000), (2500, 49456), (2750, 44960), (2810, 44000), (3091, 40000), (3520, 35125), (4000, 30910), (4400, 28100), (4496, 27500), (5000, 24728), (5500, 22480), (5620, 22000), (6182, 20000), (6875, 17984), (7025, 17600), (8000, 15455), (8800, 14050), (8992, 13750), (10000, 12364), (11000, 11240)]