861534720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:703

約数の個数: 240

約数和(自身を含む): 3037597992

約数和(自身を除く): 2176063272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 160, 180, 183, 192, 240, 244, 256, 288, 305, 320, 360, 366, 384, 480, 488, 512, 549, 576, 610, 613, 640, 720, 732, 768, 915, 960, 976, 1098, 1152, 1220, 1226, 1280, 1440, 1464, 1536, 1830, 1839, 1920, 1952, 2196, 2304, 2440, 2452, 2560, 2745, 2880, 2928, 3065, 3660, 3678, 3840, 3904, 4392, 4608, 4880, 4904, 5490, 5517, 5760, 5856, 6130, 7320, 7356, 7680, 7808, 8784, 9195, 9760, 9808, 10980, 11034, 11520, 11712, 12260, 14640, 14712, 15616, 17568, 18390, 19520, 19616, 21960, 22068, 23040, 23424, 24520, 27585, 29280, 29424, 31232, 35136, 36780, 37393, 39040, 39232, 43920, 44136, 46848, 49040, 55170, 58560, 58848, 70272, 73560, 74786, 78080, 78464, 87840, 88272, 93696, 98080, 110340, 112179, 117120, 117696, 140544, 147120, 149572, 156160, 156928, 175680, 176544, 186965, 196160, 220680, 224358, 234240, 235392, 281088, 294240, 299144, 313856, 336537, 351360, 353088, 373930, 392320, 441360, 448716, 468480, 470784, 560895, 588480, 598288, 673074, 702720, 706176, 747860, 784640, 882720, 897432, 941568, 1121790, 1176960, 1196576, 1346148, 1405440, 1412352, 1495720, 1569280, 1682685, 1765440, 1794864, 2243580, 2353920, 2393152, 2692296, 2824704, 2991440, 3365370, 3530880, 3589728, 4487160, 4707840, 4786304, 5384592, 5982880, 6730740, 7061760, 7179456, 8974320, 9572608, 10769184, 11965760, 13461480, 14123520, 14358912, 17948640, 19145216, 21538368, 23931520, 26922960, 28717824, 35897280, 43076736, 47863040, 53845920, 57435648, 71794560, 86153472, 95726080, 107691840, 143589120, 172306944, 215383680, 287178240, 430767360, 861534720]

約数ペア:

[(1, 861534720), (2, 430767360), (3, 287178240), (4, 215383680), (5, 172306944), (6, 143589120), (8, 107691840), (9, 95726080), (10, 86153472), (12, 71794560), (15, 57435648), (16, 53845920), (18, 47863040), (20, 43076736), (24, 35897280), (30, 28717824), (32, 26922960), (36, 23931520), (40, 21538368), (45, 19145216), (48, 17948640), (60, 14358912), (61, 14123520), (64, 13461480), (72, 11965760), (80, 10769184), (90, 9572608), (96, 8974320), (120, 7179456), (122, 7061760), (128, 6730740), (144, 5982880), (160, 5384592), (180, 4786304), (183, 4707840), (192, 4487160), (240, 3589728), (244, 3530880), (256, 3365370), (288, 2991440), (305, 2824704), (320, 2692296), (360, 2393152), (366, 2353920), (384, 2243580), (480, 1794864), (488, 1765440), (512, 1682685), (549, 1569280), (576, 1495720), (610, 1412352), (613, 1405440), (640, 1346148), (720, 1196576), (732, 1176960), (768, 1121790), (915, 941568), (960, 897432), (976, 882720), (1098, 784640), (1152, 747860), (1220, 706176), (1226, 702720), (1280, 673074), (1440, 598288), (1464, 588480), (1536, 560895), (1830, 470784), (1839, 468480), (1920, 448716), (1952, 441360), (2196, 392320), (2304, 373930), (2440, 353088), (2452, 351360), (2560, 336537), (2745, 313856), (2880, 299144), (2928, 294240), (3065, 281088), (3660, 235392), (3678, 234240), (3840, 224358), (3904, 220680), (4392, 196160), (4608, 186965), (4880, 176544), (4904, 175680), (5490, 156928), (5517, 156160), (5760, 149572), (5856, 147120), (6130, 140544), (7320, 117696), (7356, 117120), (7680, 112179), (7808, 110340), (8784, 98080), (9195, 93696), (9760, 88272), (9808, 87840), (10980, 78464), (11034, 78080), (11520, 74786), (11712, 73560), (12260, 70272), (14640, 58848), (14712, 58560), (15616, 55170), (17568, 49040), (18390, 46848), (19520, 44136), (19616, 43920), (21960, 39232), (22068, 39040), (23040, 37393), (23424, 36780), (24520, 35136), (27585, 31232), (29280, 29424)]