261281160

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 512

約数和(自身を含む): 1119744000

約数和(自身を除く): 858462840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 19, 20, 21, 24, 27, 28, 30, 34, 35, 36, 38, 40, 42, 45, 51, 54, 56, 57, 60, 63, 68, 70, 72, 76, 84, 85, 90, 95, 102, 105, 107, 108, 114, 119, 120, 126, 133, 135, 136, 140, 152, 153, 168, 170, 171, 180, 189, 190, 204, 210, 214, 216, 228, 238, 252, 255, 266, 270, 280, 285, 306, 315, 321, 323, 340, 342, 357, 360, 378, 380, 399, 408, 420, 428, 456, 459, 476, 504, 510, 513, 532, 535, 540, 570, 595, 612, 630, 642, 646, 665, 680, 684, 714, 749, 756, 760, 765, 798, 840, 855, 856, 918, 945, 952, 963, 969, 1020, 1026, 1064, 1070, 1071, 1080, 1140, 1190, 1197, 1224, 1260, 1284, 1292, 1330, 1368, 1428, 1498, 1512, 1530, 1596, 1605, 1615, 1710, 1785, 1819, 1836, 1890, 1926, 1938, 1995, 2033, 2040, 2052, 2140, 2142, 2247, 2261, 2280, 2295, 2380, 2394, 2520, 2565, 2568, 2584, 2660, 2856, 2889, 2907, 2996, 3060, 3192, 3210, 3213, 3230, 3420, 3570, 3591, 3638, 3672, 3745, 3780, 3852, 3876, 3990, 4066, 4104, 4280, 4284, 4494, 4522, 4590, 4760, 4788, 4815, 4845, 5130, 5320, 5355, 5457, 5778, 5814, 5985, 5992, 6099, 6120, 6420, 6426, 6460, 6741, 6783, 6840, 7140, 7182, 7276, 7490, 7560, 7704, 7752, 7980, 8132, 8568, 8721, 8988, 9044, 9095, 9180, 9576, 9630, 9690, 10165, 10260, 10710, 10914, 11235, 11305, 11556, 11628, 11970, 12198, 12733, 12840, 12852, 12920, 13482, 13566, 14231, 14280, 14364, 14445, 14535, 14552, 14980, 15960, 16065, 16264, 16371, 17442, 17955, 17976, 18088, 18190, 18297, 18360, 19260, 19380, 20223, 20330, 20349, 20520, 21420, 21828, 22470, 22610, 23112, 23256, 23940, 24396, 25466, 25704, 26964, 27132, 27285, 28462, 28728, 28890, 29070, 29960, 30495, 32130, 32742, 33705, 33915, 34561, 34884, 35910, 36380, 36594, 38199, 38520, 38760, 40446, 40660, 40698, 42693, 42840, 43605, 43656, 44940, 45220, 47880, 48792, 49113, 50932, 53928, 54264, 54570, 54891, 56924, 57780, 58140, 60990, 61047, 63665, 64260, 65484, 67410, 67830, 69122, 69768, 71155, 71820, 72760, 73188, 76398, 80892, 81320, 81396, 81855, 85386, 87210, 89880, 90440, 91485, 98226, 101115, 101745, 101864, 103683, 109140, 109782, 113848, 114597, 115560, 116280, 121980, 122094, 127330, 128079, 128520, 130968, 134820, 135660, 138244, 142310, 143640, 146376, 152796, 161784, 162792, 163710, 170772, 172805, 174420, 182970, 190995, 196452, 202230, 203490, 207366, 213465, 218280, 219564, 229194, 241927, 243960, 244188, 245565, 254660, 256158, 269640, 271320, 274455, 276488, 284620, 305235, 305592, 311049, 327420, 341544, 343791, 345610, 348840, 365940, 381990, 384237, 392904, 404460, 406980, 414732, 426930, 439128, 458388, 483854, 488376, 491130, 509320, 512316, 518415, 548910, 569240, 572985, 610470, 622098, 640395, 654840, 687582, 691220, 725781, 731880, 763980, 768474, 808920, 813960, 829464, 853860, 916776, 933147, 967708, 982260, 1024632, 1036830, 1097820, 1145970, 1209635, 1220940, 1244196, 1280790, 1375164, 1382440, 1451562, 1527960, 1536948, 1555245, 1707720, 1718955, 1866294, 1921185, 1935416, 1964520, 2073660, 2177343, 2195640, 2291940, 2419270, 2441880, 2488392, 2561580, 2750328, 2903124, 3073896, 3110490, 3437910, 3628905, 3732588, 3842370, 4147320, 4354686, 4583880, 4665735, 4838540, 5123160, 5806248, 6220980, 6532029, 6875820, 7257810, 7465176, 7684740, 8709372, 9331470, 9677080, 10886715, 12441960, 13064058, 13751640, 14515620, 15369480, 17418744, 18662940, 21773430, 26128116, 29031240, 32660145, 37325880, 43546860, 52256232, 65320290, 87093720, 130640580, 261281160]

約数ペア:

[(1, 261281160), (2, 130640580), (3, 87093720), (4, 65320290), (5, 52256232), (6, 43546860), (7, 37325880), (8, 32660145), (9, 29031240), (10, 26128116), (12, 21773430), (14, 18662940), (15, 17418744), (17, 15369480), (18, 14515620), (19, 13751640), (20, 13064058), (21, 12441960), (24, 10886715), (27, 9677080), (28, 9331470), (30, 8709372), (34, 7684740), (35, 7465176), (36, 7257810), (38, 6875820), (40, 6532029), (42, 6220980), (45, 5806248), (51, 5123160), (54, 4838540), (56, 4665735), (57, 4583880), (60, 4354686), (63, 4147320), (68, 3842370), (70, 3732588), (72, 3628905), (76, 3437910), (84, 3110490), (85, 3073896), (90, 2903124), (95, 2750328), (102, 2561580), (105, 2488392), (107, 2441880), (108, 2419270), (114, 2291940), (119, 2195640), (120, 2177343), (126, 2073660), (133, 1964520), (135, 1935416), (136, 1921185), (140, 1866294), (152, 1718955), (153, 1707720), (168, 1555245), (170, 1536948), (171, 1527960), (180, 1451562), (189, 1382440), (190, 1375164), (204, 1280790), (210, 1244196), (214, 1220940), (216, 1209635), (228, 1145970), (238, 1097820), (252, 1036830), (255, 1024632), (266, 982260), (270, 967708), (280, 933147), (285, 916776), (306, 853860), (315, 829464), (321, 813960), (323, 808920), (340, 768474), (342, 763980), (357, 731880), (360, 725781), (378, 691220), (380, 687582), (399, 654840), (408, 640395), (420, 622098), (428, 610470), (456, 572985), (459, 569240), (476, 548910), (504, 518415), (510, 512316), (513, 509320), (532, 491130), (535, 488376), (540, 483854), (570, 458388), (595, 439128), (612, 426930), (630, 414732), (642, 406980), (646, 404460), (665, 392904), (680, 384237), (684, 381990), (714, 365940), (749, 348840), (756, 345610), (760, 343791), (765, 341544), (798, 327420), (840, 311049), (855, 305592), (856, 305235), (918, 284620), (945, 276488), (952, 274455), (963, 271320), (969, 269640), (1020, 256158), (1026, 254660), (1064, 245565), (1070, 244188), (1071, 243960), (1080, 241927), (1140, 229194), (1190, 219564), (1197, 218280), (1224, 213465), (1260, 207366), (1284, 203490), (1292, 202230), (1330, 196452), (1368, 190995), (1428, 182970), (1498, 174420), (1512, 172805), (1530, 170772), (1596, 163710), (1605, 162792), (1615, 161784), (1710, 152796), (1785, 146376), (1819, 143640), (1836, 142310), (1890, 138244), (1926, 135660), (1938, 134820), (1995, 130968), (2033, 128520), (2040, 128079), (2052, 127330), (2140, 122094), (2142, 121980), (2247, 116280), (2261, 115560), (2280, 114597), (2295, 113848), (2380, 109782), (2394, 109140), (2520, 103683), (2565, 101864), (2568, 101745), (2584, 101115), (2660, 98226), (2856, 91485), (2889, 90440), (2907, 89880), (2996, 87210), (3060, 85386), (3192, 81855), (3210, 81396), (3213, 81320), (3230, 80892), (3420, 76398), (3570, 73188), (3591, 72760), (3638, 71820), (3672, 71155), (3745, 69768), (3780, 69122), (3852, 67830), (3876, 67410), (3990, 65484), (4066, 64260), (4104, 63665), (4280, 61047), (4284, 60990), (4494, 58140), (4522, 57780), (4590, 56924), (4760, 54891), (4788, 54570), (4815, 54264), (4845, 53928), (5130, 50932), (5320, 49113), (5355, 48792), (5457, 47880), (5778, 45220), (5814, 44940), (5985, 43656), (5992, 43605), (6099, 42840), (6120, 42693), (6420, 40698), (6426, 40660), (6460, 40446), (6741, 38760), (6783, 38520), (6840, 38199), (7140, 36594), (7182, 36380), (7276, 35910), (7490, 34884), (7560, 34561), (7704, 33915), (7752, 33705), (7980, 32742), (8132, 32130), (8568, 30495), (8721, 29960), (8988, 29070), (9044, 28890), (9095, 28728), (9180, 28462), (9576, 27285), (9630, 27132), (9690, 26964), (10165, 25704), (10260, 25466), (10710, 24396), (10914, 23940), (11235, 23256), (11305, 23112), (11556, 22610), (11628, 22470), (11970, 21828), (12198, 21420), (12733, 20520), (12840, 20349), (12852, 20330), (12920, 20223), (13482, 19380), (13566, 19260), (14231, 18360), (14280, 18297), (14364, 18190), (14445, 18088), (14535, 17976), (14552, 17955), (14980, 17442), (15960, 16371), (16065, 16264)]