217287840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5879}}^1$

素因数の和:5915

約数の個数: 192

約数和(自身を含む): 853493760

約数和(自身を除く): 636205920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 528, 560, 616, 660, 672, 770, 840, 880, 924, 1056, 1120, 1155, 1232, 1320, 1540, 1680, 1760, 1848, 2310, 2464, 2640, 3080, 3360, 3696, 4620, 5280, 5879, 6160, 7392, 9240, 11758, 12320, 17637, 18480, 23516, 29395, 35274, 36960, 41153, 47032, 58790, 64669, 70548, 82306, 88185, 94064, 117580, 123459, 129338, 141096, 164612, 176370, 188128, 194007, 205765, 235160, 246918, 258676, 282192, 323345, 329224, 352740, 388014, 411530, 452683, 470320, 493836, 517352, 564384, 617295, 646690, 658448, 705480, 776028, 823060, 905366, 940640, 970035, 987672, 1034704, 1234590, 1293380, 1316896, 1358049, 1410960, 1552056, 1646120, 1810732, 1940070, 1975344, 2069408, 2263415, 2469180, 2586760, 2716098, 2821920, 3104112, 3292240, 3621464, 3880140, 3950688, 4526830, 4938360, 5173520, 5432196, 6208224, 6584480, 6790245, 7242928, 7760280, 9053660, 9876720, 10347040, 10864392, 13580490, 14485856, 15520560, 18107320, 19753440, 21728784, 27160980, 31041120, 36214640, 43457568, 54321960, 72429280, 108643920, 217287840]

約数ペア:

[(1, 217287840), (2, 108643920), (3, 72429280), (4, 54321960), (5, 43457568), (6, 36214640), (7, 31041120), (8, 27160980), (10, 21728784), (11, 19753440), (12, 18107320), (14, 15520560), (15, 14485856), (16, 13580490), (20, 10864392), (21, 10347040), (22, 9876720), (24, 9053660), (28, 7760280), (30, 7242928), (32, 6790245), (33, 6584480), (35, 6208224), (40, 5432196), (42, 5173520), (44, 4938360), (48, 4526830), (55, 3950688), (56, 3880140), (60, 3621464), (66, 3292240), (70, 3104112), (77, 2821920), (80, 2716098), (84, 2586760), (88, 2469180), (96, 2263415), (105, 2069408), (110, 1975344), (112, 1940070), (120, 1810732), (132, 1646120), (140, 1552056), (154, 1410960), (160, 1358049), (165, 1316896), (168, 1293380), (176, 1234590), (210, 1034704), (220, 987672), (224, 970035), (231, 940640), (240, 905366), (264, 823060), (280, 776028), (308, 705480), (330, 658448), (336, 646690), (352, 617295), (385, 564384), (420, 517352), (440, 493836), (462, 470320), (480, 452683), (528, 411530), (560, 388014), (616, 352740), (660, 329224), (672, 323345), (770, 282192), (840, 258676), (880, 246918), (924, 235160), (1056, 205765), (1120, 194007), (1155, 188128), (1232, 176370), (1320, 164612), (1540, 141096), (1680, 129338), (1760, 123459), (1848, 117580), (2310, 94064), (2464, 88185), (2640, 82306), (3080, 70548), (3360, 64669), (3696, 58790), (4620, 47032), (5280, 41153), (5879, 36960), (6160, 35274), (7392, 29395), (9240, 23516), (11758, 18480), (12320, 17637)]