81000480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:104

約数の個数: 288

約数和(自身を含む): 301008960

約数和(自身を除く): 220008480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 29, 30, 32, 33, 40, 44, 46, 48, 55, 58, 60, 66, 69, 80, 87, 88, 92, 96, 110, 115, 116, 120, 132, 138, 145, 160, 165, 174, 176, 184, 220, 230, 232, 240, 253, 264, 276, 290, 319, 330, 345, 348, 352, 368, 435, 440, 460, 464, 480, 506, 528, 529, 552, 580, 638, 660, 667, 690, 696, 736, 759, 870, 880, 920, 928, 957, 1012, 1056, 1058, 1104, 1160, 1265, 1276, 1320, 1334, 1380, 1392, 1518, 1587, 1595, 1740, 1760, 1840, 1914, 2001, 2024, 2116, 2208, 2320, 2530, 2552, 2640, 2645, 2668, 2760, 2784, 3036, 3174, 3190, 3335, 3480, 3680, 3795, 3828, 4002, 4048, 4232, 4640, 4785, 5060, 5104, 5280, 5290, 5336, 5520, 5819, 6072, 6348, 6380, 6670, 6960, 7337, 7590, 7656, 7935, 8004, 8096, 8464, 9570, 10005, 10120, 10208, 10580, 10672, 11040, 11638, 12144, 12696, 12760, 13340, 13920, 14674, 15180, 15312, 15341, 15870, 16008, 16928, 17457, 19140, 20010, 20240, 21160, 21344, 22011, 23276, 24288, 25392, 25520, 26680, 29095, 29348, 30360, 30624, 30682, 31740, 32016, 34914, 36685, 38280, 40020, 40480, 42320, 44022, 46023, 46552, 50784, 51040, 53360, 58190, 58696, 60720, 61364, 63480, 64032, 69828, 73370, 76560, 76705, 80040, 84640, 87285, 88044, 92046, 93104, 106720, 110055, 116380, 117392, 121440, 122728, 126960, 139656, 146740, 153120, 153410, 160080, 168751, 174570, 176088, 184092, 186208, 220110, 230115, 232760, 234784, 245456, 253920, 279312, 293480, 306820, 320160, 337502, 349140, 352176, 368184, 440220, 460230, 465520, 490912, 506253, 558624, 586960, 613640, 675004, 698280, 704352, 736368, 843755, 880440, 920460, 931040, 1012506, 1173920, 1227280, 1350008, 1396560, 1472736, 1687510, 1760880, 1840920, 2025012, 2454560, 2531265, 2700016, 2793120, 3375020, 3521760, 3681840, 4050024, 5062530, 5400032, 6750040, 7363680, 8100048, 10125060, 13500080, 16200096, 20250120, 27000160, 40500240, 81000480]

約数ペア:

[(1, 81000480), (2, 40500240), (3, 27000160), (4, 20250120), (5, 16200096), (6, 13500080), (8, 10125060), (10, 8100048), (11, 7363680), (12, 6750040), (15, 5400032), (16, 5062530), (20, 4050024), (22, 3681840), (23, 3521760), (24, 3375020), (29, 2793120), (30, 2700016), (32, 2531265), (33, 2454560), (40, 2025012), (44, 1840920), (46, 1760880), (48, 1687510), (55, 1472736), (58, 1396560), (60, 1350008), (66, 1227280), (69, 1173920), (80, 1012506), (87, 931040), (88, 920460), (92, 880440), (96, 843755), (110, 736368), (115, 704352), (116, 698280), (120, 675004), (132, 613640), (138, 586960), (145, 558624), (160, 506253), (165, 490912), (174, 465520), (176, 460230), (184, 440220), (220, 368184), (230, 352176), (232, 349140), (240, 337502), (253, 320160), (264, 306820), (276, 293480), (290, 279312), (319, 253920), (330, 245456), (345, 234784), (348, 232760), (352, 230115), (368, 220110), (435, 186208), (440, 184092), (460, 176088), (464, 174570), (480, 168751), (506, 160080), (528, 153410), (529, 153120), (552, 146740), (580, 139656), (638, 126960), (660, 122728), (667, 121440), (690, 117392), (696, 116380), (736, 110055), (759, 106720), (870, 93104), (880, 92046), (920, 88044), (928, 87285), (957, 84640), (1012, 80040), (1056, 76705), (1058, 76560), (1104, 73370), (1160, 69828), (1265, 64032), (1276, 63480), (1320, 61364), (1334, 60720), (1380, 58696), (1392, 58190), (1518, 53360), (1587, 51040), (1595, 50784), (1740, 46552), (1760, 46023), (1840, 44022), (1914, 42320), (2001, 40480), (2024, 40020), (2116, 38280), (2208, 36685), (2320, 34914), (2530, 32016), (2552, 31740), (2640, 30682), (2645, 30624), (2668, 30360), (2760, 29348), (2784, 29095), (3036, 26680), (3174, 25520), (3190, 25392), (3335, 24288), (3480, 23276), (3680, 22011), (3795, 21344), (3828, 21160), (4002, 20240), (4048, 20010), (4232, 19140), (4640, 17457), (4785, 16928), (5060, 16008), (5104, 15870), (5280, 15341), (5290, 15312), (5336, 15180), (5520, 14674), (5819, 13920), (6072, 13340), (6348, 12760), (6380, 12696), (6670, 12144), (6960, 11638), (7337, 11040), (7590, 10672), (7656, 10580), (7935, 10208), (8004, 10120), (8096, 10005), (8464, 9570)]