256267440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:193

約数の個数: 480

約数和(自身を含む): 1072431360

約数和(自身を除く): 816163920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 19, 20, 22, 24, 26, 30, 33, 36, 38, 39, 40, 44, 45, 48, 52, 55, 57, 60, 65, 66, 72, 76, 78, 80, 88, 90, 95, 99, 104, 110, 114, 117, 120, 130, 131, 132, 143, 144, 152, 156, 165, 171, 176, 180, 190, 195, 198, 208, 209, 220, 228, 234, 240, 247, 260, 262, 264, 285, 286, 304, 312, 330, 342, 360, 380, 390, 393, 396, 418, 429, 440, 456, 468, 494, 495, 520, 524, 528, 570, 572, 585, 624, 627, 655, 660, 684, 715, 720, 741, 760, 780, 786, 792, 836, 855, 858, 880, 912, 936, 988, 990, 1040, 1045, 1048, 1140, 1144, 1170, 1179, 1235, 1254, 1287, 1310, 1320, 1368, 1430, 1441, 1482, 1520, 1560, 1572, 1584, 1672, 1703, 1710, 1716, 1872, 1881, 1965, 1976, 1980, 2090, 2096, 2145, 2223, 2280, 2288, 2340, 2358, 2470, 2489, 2508, 2574, 2620, 2640, 2717, 2736, 2860, 2882, 2964, 3120, 3135, 3144, 3344, 3406, 3420, 3432, 3705, 3762, 3930, 3952, 3960, 4180, 4290, 4323, 4446, 4560, 4680, 4716, 4940, 4978, 5016, 5109, 5148, 5240, 5434, 5720, 5764, 5895, 5928, 6270, 6288, 6435, 6812, 6840, 6864, 7205, 7410, 7467, 7524, 7860, 7920, 8151, 8360, 8515, 8580, 8646, 8892, 9360, 9405, 9432, 9880, 9956, 10032, 10218, 10296, 10480, 10868, 11115, 11440, 11528, 11790, 11856, 12445, 12540, 12870, 12969, 13585, 13624, 13680, 14410, 14820, 14934, 15048, 15327, 15720, 16302, 16720, 17030, 17160, 17292, 17784, 18733, 18810, 18864, 19760, 19912, 20436, 20592, 21615, 21736, 22230, 22401, 23056, 23580, 24453, 24890, 25080, 25545, 25740, 25938, 27170, 27248, 27379, 28820, 29640, 29868, 30096, 30654, 31440, 32357, 32604, 34060, 34320, 34584, 35568, 37335, 37466, 37620, 39824, 40755, 40872, 43230, 43472, 44460, 44802, 47160, 48906, 49780, 50160, 51090, 51480, 51876, 54340, 54758, 56199, 57640, 59280, 59736, 61308, 64714, 64845, 65208, 68120, 69168, 74670, 74932, 75240, 76635, 81510, 81744, 82137, 86460, 88920, 89604, 93665, 94320, 97071, 97812, 99560, 102180, 102960, 103752, 108680, 109516, 112005, 112398, 115280, 119472, 122265, 122616, 129428, 129690, 130416, 136240, 136895, 149340, 149864, 150480, 153270, 161785, 163020, 164274, 168597, 172920, 177840, 179208, 187330, 194142, 195624, 199120, 204360, 207504, 217360, 219032, 224010, 224796, 244530, 245232, 246411, 258856, 259380, 273790, 280995, 291213, 298680, 299728, 306540, 323570, 326040, 328548, 337194, 345840, 355927, 358416, 374660, 388284, 391248, 408720, 410685, 438064, 448020, 449592, 485355, 489060, 492822, 517712, 518760, 547580, 561990, 582426, 597360, 613080, 647140, 652080, 657096, 674388, 711854, 749320, 776568, 821370, 842985, 896040, 899184, 970710, 978120, 985644, 1037520, 1067781, 1095160, 1123980, 1164852, 1226160, 1232055, 1294280, 1314192, 1348776, 1423708, 1456065, 1498640, 1553136, 1642740, 1685970, 1779635, 1792080, 1941420, 1956240, 1971288, 2135562, 2190320, 2247960, 2329704, 2464110, 2588560, 2697552, 2847416, 2912130, 3203343, 3285480, 3371940, 3559270, 3882840, 3942576, 4271124, 4495920, 4659408, 4928220, 5338905, 5694832, 5824260, 6406686, 6570960, 6743880, 7118540, 7765680, 8542248, 9856440, 10677810, 11648520, 12813372, 13487760, 14237080, 16016715, 17084496, 19712880, 21355620, 23297040, 25626744, 28474160, 32033430, 42711240, 51253488, 64066860, 85422480, 128133720, 256267440]

約数ペア:

[(1, 256267440), (2, 128133720), (3, 85422480), (4, 64066860), (5, 51253488), (6, 42711240), (8, 32033430), (9, 28474160), (10, 25626744), (11, 23297040), (12, 21355620), (13, 19712880), (15, 17084496), (16, 16016715), (18, 14237080), (19, 13487760), (20, 12813372), (22, 11648520), (24, 10677810), (26, 9856440), (30, 8542248), (33, 7765680), (36, 7118540), (38, 6743880), (39, 6570960), (40, 6406686), (44, 5824260), (45, 5694832), (48, 5338905), (52, 4928220), (55, 4659408), (57, 4495920), (60, 4271124), (65, 3942576), (66, 3882840), (72, 3559270), (76, 3371940), (78, 3285480), (80, 3203343), (88, 2912130), (90, 2847416), (95, 2697552), (99, 2588560), (104, 2464110), (110, 2329704), (114, 2247960), (117, 2190320), (120, 2135562), (130, 1971288), (131, 1956240), (132, 1941420), (143, 1792080), (144, 1779635), (152, 1685970), (156, 1642740), (165, 1553136), (171, 1498640), (176, 1456065), (180, 1423708), (190, 1348776), (195, 1314192), (198, 1294280), (208, 1232055), (209, 1226160), (220, 1164852), (228, 1123980), (234, 1095160), (240, 1067781), (247, 1037520), (260, 985644), (262, 978120), (264, 970710), (285, 899184), (286, 896040), (304, 842985), (312, 821370), (330, 776568), (342, 749320), (360, 711854), (380, 674388), (390, 657096), (393, 652080), (396, 647140), (418, 613080), (429, 597360), (440, 582426), (456, 561990), (468, 547580), (494, 518760), (495, 517712), (520, 492822), (524, 489060), (528, 485355), (570, 449592), (572, 448020), (585, 438064), (624, 410685), (627, 408720), (655, 391248), (660, 388284), (684, 374660), (715, 358416), (720, 355927), (741, 345840), (760, 337194), (780, 328548), (786, 326040), (792, 323570), (836, 306540), (855, 299728), (858, 298680), (880, 291213), (912, 280995), (936, 273790), (988, 259380), (990, 258856), (1040, 246411), (1045, 245232), (1048, 244530), (1140, 224796), (1144, 224010), (1170, 219032), (1179, 217360), (1235, 207504), (1254, 204360), (1287, 199120), (1310, 195624), (1320, 194142), (1368, 187330), (1430, 179208), (1441, 177840), (1482, 172920), (1520, 168597), (1560, 164274), (1572, 163020), (1584, 161785), (1672, 153270), (1703, 150480), (1710, 149864), (1716, 149340), (1872, 136895), (1881, 136240), (1965, 130416), (1976, 129690), (1980, 129428), (2090, 122616), (2096, 122265), (2145, 119472), (2223, 115280), (2280, 112398), (2288, 112005), (2340, 109516), (2358, 108680), (2470, 103752), (2489, 102960), (2508, 102180), (2574, 99560), (2620, 97812), (2640, 97071), (2717, 94320), (2736, 93665), (2860, 89604), (2882, 88920), (2964, 86460), (3120, 82137), (3135, 81744), (3144, 81510), (3344, 76635), (3406, 75240), (3420, 74932), (3432, 74670), (3705, 69168), (3762, 68120), (3930, 65208), (3952, 64845), (3960, 64714), (4180, 61308), (4290, 59736), (4323, 59280), (4446, 57640), (4560, 56199), (4680, 54758), (4716, 54340), (4940, 51876), (4978, 51480), (5016, 51090), (5109, 50160), (5148, 49780), (5240, 48906), (5434, 47160), (5720, 44802), (5764, 44460), (5895, 43472), (5928, 43230), (6270, 40872), (6288, 40755), (6435, 39824), (6812, 37620), (6840, 37466), (6864, 37335), (7205, 35568), (7410, 34584), (7467, 34320), (7524, 34060), (7860, 32604), (7920, 32357), (8151, 31440), (8360, 30654), (8515, 30096), (8580, 29868), (8646, 29640), (8892, 28820), (9360, 27379), (9405, 27248), (9432, 27170), (9880, 25938), (9956, 25740), (10032, 25545), (10218, 25080), (10296, 24890), (10480, 24453), (10868, 23580), (11115, 23056), (11440, 22401), (11528, 22230), (11790, 21736), (11856, 21615), (12445, 20592), (12540, 20436), (12870, 19912), (12969, 19760), (13585, 18864), (13624, 18810), (13680, 18733), (14410, 17784), (14820, 17292), (14934, 17160), (15048, 17030), (15327, 16720), (15720, 16302)]