217639680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 216

約数和(自身を含む): 738268272

約数和(自身を除く): 520628592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 157, 160, 190, 192, 228, 240, 256, 285, 304, 314, 320, 361, 380, 384, 456, 471, 480, 570, 608, 628, 640, 722, 760, 768, 785, 912, 942, 960, 1083, 1140, 1216, 1256, 1280, 1444, 1520, 1570, 1805, 1824, 1884, 1920, 2166, 2280, 2355, 2432, 2512, 2888, 2983, 3040, 3140, 3610, 3648, 3768, 3840, 4332, 4560, 4710, 4864, 5024, 5415, 5776, 5966, 6080, 6280, 7220, 7296, 7536, 8664, 8949, 9120, 9420, 10048, 10830, 11552, 11932, 12160, 12560, 14440, 14592, 14915, 15072, 17328, 17898, 18240, 18840, 20096, 21660, 23104, 23864, 24320, 25120, 28880, 29830, 30144, 34656, 35796, 36480, 37680, 40192, 43320, 44745, 46208, 47728, 50240, 56677, 57760, 59660, 60288, 69312, 71592, 72960, 75360, 86640, 89490, 92416, 95456, 100480, 113354, 115520, 119320, 120576, 138624, 143184, 150720, 170031, 173280, 178980, 190912, 200960, 226708, 231040, 238640, 277248, 283385, 286368, 301440, 340062, 346560, 357960, 381824, 453416, 462080, 477280, 566770, 572736, 602880, 680124, 693120, 715920, 763648, 850155, 906832, 954560, 1133540, 1145472, 1360248, 1386240, 1431840, 1700310, 1813664, 1909120, 2267080, 2290944, 2720496, 2863680, 3400620, 3627328, 3818240, 4534160, 5440992, 5727360, 6801240, 7254656, 9068320, 10881984, 11454720, 13602480, 14509312, 18136640, 21763968, 27204960, 36273280, 43527936, 54409920, 72546560, 108819840, 217639680]

約数ペア:

[(1, 217639680), (2, 108819840), (3, 72546560), (4, 54409920), (5, 43527936), (6, 36273280), (8, 27204960), (10, 21763968), (12, 18136640), (15, 14509312), (16, 13602480), (19, 11454720), (20, 10881984), (24, 9068320), (30, 7254656), (32, 6801240), (38, 5727360), (40, 5440992), (48, 4534160), (57, 3818240), (60, 3627328), (64, 3400620), (76, 2863680), (80, 2720496), (95, 2290944), (96, 2267080), (114, 1909120), (120, 1813664), (128, 1700310), (152, 1431840), (157, 1386240), (160, 1360248), (190, 1145472), (192, 1133540), (228, 954560), (240, 906832), (256, 850155), (285, 763648), (304, 715920), (314, 693120), (320, 680124), (361, 602880), (380, 572736), (384, 566770), (456, 477280), (471, 462080), (480, 453416), (570, 381824), (608, 357960), (628, 346560), (640, 340062), (722, 301440), (760, 286368), (768, 283385), (785, 277248), (912, 238640), (942, 231040), (960, 226708), (1083, 200960), (1140, 190912), (1216, 178980), (1256, 173280), (1280, 170031), (1444, 150720), (1520, 143184), (1570, 138624), (1805, 120576), (1824, 119320), (1884, 115520), (1920, 113354), (2166, 100480), (2280, 95456), (2355, 92416), (2432, 89490), (2512, 86640), (2888, 75360), (2983, 72960), (3040, 71592), (3140, 69312), (3610, 60288), (3648, 59660), (3768, 57760), (3840, 56677), (4332, 50240), (4560, 47728), (4710, 46208), (4864, 44745), (5024, 43320), (5415, 40192), (5776, 37680), (5966, 36480), (6080, 35796), (6280, 34656), (7220, 30144), (7296, 29830), (7536, 28880), (8664, 25120), (8949, 24320), (9120, 23864), (9420, 23104), (10048, 21660), (10830, 20096), (11552, 18840), (11932, 18240), (12160, 17898), (12560, 17328), (14440, 15072), (14592, 14915)]