261623040

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{9733}}^1$

素因数の和:9764

約数の個数: 144

約数和(自身を含む): 955022208

約数和(自身を除く): 693399168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 9733, 13440, 19466, 26880, 29199, 38932, 48665, 58398, 68131, 77864, 97330, 116796, 136262, 145995, 155728, 194660, 204393, 233592, 272524, 291990, 311456, 340655, 389320, 408786, 467184, 545048, 583980, 622912, 681310, 778640, 817572, 934368, 1021965, 1090096, 1167960, 1245824, 1362620, 1557280, 1635144, 1868736, 2043930, 2180192, 2335920, 2491648, 2725240, 3114560, 3270288, 3737472, 4087860, 4360384, 4671840, 5450480, 6229120, 6540576, 7474944, 8175720, 8720768, 9343680, 10900960, 12458240, 13081152, 16351440, 17441536, 18687360, 21801920, 26162304, 32702880, 37374720, 43603840, 52324608, 65405760, 87207680, 130811520, 261623040]

約数ペア:

[(1, 261623040), (2, 130811520), (3, 87207680), (4, 65405760), (5, 52324608), (6, 43603840), (7, 37374720), (8, 32702880), (10, 26162304), (12, 21801920), (14, 18687360), (15, 17441536), (16, 16351440), (20, 13081152), (21, 12458240), (24, 10900960), (28, 9343680), (30, 8720768), (32, 8175720), (35, 7474944), (40, 6540576), (42, 6229120), (48, 5450480), (56, 4671840), (60, 4360384), (64, 4087860), (70, 3737472), (80, 3270288), (84, 3114560), (96, 2725240), (105, 2491648), (112, 2335920), (120, 2180192), (128, 2043930), (140, 1868736), (160, 1635144), (168, 1557280), (192, 1362620), (210, 1245824), (224, 1167960), (240, 1090096), (256, 1021965), (280, 934368), (320, 817572), (336, 778640), (384, 681310), (420, 622912), (448, 583980), (480, 545048), (560, 467184), (640, 408786), (672, 389320), (768, 340655), (840, 311456), (896, 291990), (960, 272524), (1120, 233592), (1280, 204393), (1344, 194660), (1680, 155728), (1792, 145995), (1920, 136262), (2240, 116796), (2688, 97330), (3360, 77864), (3840, 68131), (4480, 58398), (5376, 48665), (6720, 38932), (8960, 29199), (9733, 26880), (13440, 19466)]