20674479360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{613}}^1\times {\mathrm{8783}}^1$

素因数の和:9420

約数の個数: 144

約数和(自身を含む): 66144363264

約数和(自身を除く): 45469883904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 613, 640, 768, 960, 1226, 1280, 1839, 1920, 2452, 3065, 3678, 3840, 4904, 6130, 7356, 8783, 9195, 9808, 12260, 14712, 17566, 18390, 19616, 24520, 26349, 29424, 35132, 36780, 39232, 43915, 49040, 52698, 58848, 70264, 73560, 78464, 87830, 98080, 105396, 117696, 131745, 140528, 147120, 156928, 175660, 196160, 210792, 235392, 263490, 281056, 294240, 351320, 392320, 421584, 470784, 526980, 562112, 588480, 702640, 784640, 843168, 1053960, 1124224, 1176960, 1405280, 1686336, 2107920, 2248448, 2353920, 2810560, 3372672, 4215840, 5383979, 5621120, 6745344, 8431680, 10767958, 11242240, 16151937, 16863360, 21535916, 26919895, 32303874, 33726720, 43071832, 53839790, 64607748, 80759685, 86143664, 107679580, 129215496, 161519370, 172287328, 215359160, 258430992, 323038740, 344574656, 430718320, 516861984, 646077480, 689149312, 861436640, 1033723968, 1292154960, 1378298624, 1722873280, 2067447936, 2584309920, 3445746560, 4134895872, 5168619840, 6891493120, 10337239680, 20674479360]

約数ペア:

[(1, 20674479360), (2, 10337239680), (3, 6891493120), (4, 5168619840), (5, 4134895872), (6, 3445746560), (8, 2584309920), (10, 2067447936), (12, 1722873280), (15, 1378298624), (16, 1292154960), (20, 1033723968), (24, 861436640), (30, 689149312), (32, 646077480), (40, 516861984), (48, 430718320), (60, 344574656), (64, 323038740), (80, 258430992), (96, 215359160), (120, 172287328), (128, 161519370), (160, 129215496), (192, 107679580), (240, 86143664), (256, 80759685), (320, 64607748), (384, 53839790), (480, 43071832), (613, 33726720), (640, 32303874), (768, 26919895), (960, 21535916), (1226, 16863360), (1280, 16151937), (1839, 11242240), (1920, 10767958), (2452, 8431680), (3065, 6745344), (3678, 5621120), (3840, 5383979), (4904, 4215840), (6130, 3372672), (7356, 2810560), (8783, 2353920), (9195, 2248448), (9808, 2107920), (12260, 1686336), (14712, 1405280), (17566, 1176960), (18390, 1124224), (19616, 1053960), (24520, 843168), (26349, 784640), (29424, 702640), (35132, 588480), (36780, 562112), (39232, 526980), (43915, 470784), (49040, 421584), (52698, 392320), (58848, 351320), (70264, 294240), (73560, 281056), (78464, 263490), (87830, 235392), (98080, 210792), (105396, 196160), (117696, 175660), (131745, 156928), (140528, 147120)]