1026661560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:665

約数の個数: 128

約数和(自身を含む): 3128051520

約数和(自身を除く): 2101389960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 197, 274, 317, 394, 411, 548, 591, 634, 685, 788, 822, 951, 985, 1096, 1182, 1268, 1370, 1576, 1585, 1644, 1902, 1970, 2055, 2364, 2536, 2740, 2955, 3170, 3288, 3804, 3940, 4110, 4728, 4755, 5480, 5910, 6340, 7608, 7880, 8220, 9510, 11820, 12680, 16440, 19020, 23640, 26989, 38040, 43429, 53978, 62449, 80967, 86858, 107956, 124898, 130287, 134945, 161934, 173716, 187347, 215912, 217145, 249796, 260574, 269890, 312245, 323868, 347432, 374694, 404835, 434290, 499592, 521148, 539780, 624490, 647736, 651435, 749388, 809670, 868580, 936735, 1042296, 1079560, 1248980, 1302870, 1498776, 1619340, 1737160, 1873470, 2497960, 2605740, 3238680, 3746940, 5211480, 7493880, 8555513, 17111026, 25666539, 34222052, 42777565, 51333078, 68444104, 85555130, 102666156, 128332695, 171110260, 205332312, 256665390, 342220520, 513330780, 1026661560]

約数ペア:

[(1, 1026661560), (2, 513330780), (3, 342220520), (4, 256665390), (5, 205332312), (6, 171110260), (8, 128332695), (10, 102666156), (12, 85555130), (15, 68444104), (20, 51333078), (24, 42777565), (30, 34222052), (40, 25666539), (60, 17111026), (120, 8555513), (137, 7493880), (197, 5211480), (274, 3746940), (317, 3238680), (394, 2605740), (411, 2497960), (548, 1873470), (591, 1737160), (634, 1619340), (685, 1498776), (788, 1302870), (822, 1248980), (951, 1079560), (985, 1042296), (1096, 936735), (1182, 868580), (1268, 809670), (1370, 749388), (1576, 651435), (1585, 647736), (1644, 624490), (1902, 539780), (1970, 521148), (2055, 499592), (2364, 434290), (2536, 404835), (2740, 374694), (2955, 347432), (3170, 323868), (3288, 312245), (3804, 269890), (3940, 260574), (4110, 249796), (4728, 217145), (4755, 215912), (5480, 187347), (5910, 173716), (6340, 161934), (7608, 134945), (7880, 130287), (8220, 124898), (9510, 107956), (11820, 86858), (12680, 80967), (16440, 62449), (19020, 53978), (23640, 43429), (26989, 38040)]