281513760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:208

約数の個数: 288

約数和(自身を含む): 1008697536

約数和(自身を除く): 727183776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 96, 110, 111, 120, 121, 131, 132, 148, 160, 165, 176, 185, 220, 222, 240, 242, 262, 264, 296, 330, 352, 363, 370, 393, 407, 440, 444, 480, 484, 524, 528, 555, 592, 605, 655, 660, 726, 740, 786, 814, 880, 888, 968, 1048, 1056, 1110, 1184, 1210, 1221, 1310, 1320, 1441, 1452, 1480, 1572, 1628, 1760, 1776, 1815, 1936, 1965, 2035, 2096, 2220, 2420, 2442, 2620, 2640, 2882, 2904, 2960, 3144, 3256, 3552, 3630, 3872, 3930, 4070, 4192, 4323, 4440, 4477, 4840, 4847, 4884, 5240, 5280, 5764, 5808, 5920, 6105, 6288, 6512, 7205, 7260, 7860, 8140, 8646, 8880, 8954, 9680, 9694, 9768, 10480, 11528, 11616, 12210, 12576, 13024, 13431, 14410, 14520, 14541, 15720, 15851, 16280, 17292, 17760, 17908, 19360, 19388, 19536, 20960, 21615, 22385, 23056, 24235, 24420, 26862, 28820, 29040, 29082, 31440, 31702, 32560, 34584, 35816, 38776, 39072, 43230, 44770, 46112, 47553, 48470, 48840, 53317, 53724, 57640, 58080, 58164, 62880, 63404, 65120, 67155, 69168, 71632, 72705, 77552, 79255, 86460, 89540, 95106, 96940, 97680, 106634, 107448, 115280, 116328, 126808, 134310, 138336, 143264, 145410, 155104, 158510, 159951, 172920, 179080, 190212, 193880, 195360, 213268, 214896, 230560, 232656, 237765, 253616, 266585, 268620, 290820, 317020, 319902, 345840, 358160, 380424, 387760, 426536, 429792, 465312, 475530, 507232, 533170, 537240, 581640, 586487, 634040, 639804, 691680, 716320, 760848, 775520, 799755, 853072, 951060, 1066340, 1074480, 1163280, 1172974, 1268080, 1279608, 1521696, 1599510, 1706144, 1759461, 1902120, 2132680, 2148960, 2326560, 2345948, 2536160, 2559216, 2932435, 3199020, 3518922, 3804240, 4265360, 4691896, 5118432, 5864870, 6398040, 7037844, 7608480, 8530720, 8797305, 9383792, 11729740, 12796080, 14075688, 17594610, 18767584, 23459480, 25592160, 28151376, 35189220, 46918960, 56302752, 70378440, 93837920, 140756880, 281513760]

約数ペア:

[(1, 281513760), (2, 140756880), (3, 93837920), (4, 70378440), (5, 56302752), (6, 46918960), (8, 35189220), (10, 28151376), (11, 25592160), (12, 23459480), (15, 18767584), (16, 17594610), (20, 14075688), (22, 12796080), (24, 11729740), (30, 9383792), (32, 8797305), (33, 8530720), (37, 7608480), (40, 7037844), (44, 6398040), (48, 5864870), (55, 5118432), (60, 4691896), (66, 4265360), (74, 3804240), (80, 3518922), (88, 3199020), (96, 2932435), (110, 2559216), (111, 2536160), (120, 2345948), (121, 2326560), (131, 2148960), (132, 2132680), (148, 1902120), (160, 1759461), (165, 1706144), (176, 1599510), (185, 1521696), (220, 1279608), (222, 1268080), (240, 1172974), (242, 1163280), (262, 1074480), (264, 1066340), (296, 951060), (330, 853072), (352, 799755), (363, 775520), (370, 760848), (393, 716320), (407, 691680), (440, 639804), (444, 634040), (480, 586487), (484, 581640), (524, 537240), (528, 533170), (555, 507232), (592, 475530), (605, 465312), (655, 429792), (660, 426536), (726, 387760), (740, 380424), (786, 358160), (814, 345840), (880, 319902), (888, 317020), (968, 290820), (1048, 268620), (1056, 266585), (1110, 253616), (1184, 237765), (1210, 232656), (1221, 230560), (1310, 214896), (1320, 213268), (1441, 195360), (1452, 193880), (1480, 190212), (1572, 179080), (1628, 172920), (1760, 159951), (1776, 158510), (1815, 155104), (1936, 145410), (1965, 143264), (2035, 138336), (2096, 134310), (2220, 126808), (2420, 116328), (2442, 115280), (2620, 107448), (2640, 106634), (2882, 97680), (2904, 96940), (2960, 95106), (3144, 89540), (3256, 86460), (3552, 79255), (3630, 77552), (3872, 72705), (3930, 71632), (4070, 69168), (4192, 67155), (4323, 65120), (4440, 63404), (4477, 62880), (4840, 58164), (4847, 58080), (4884, 57640), (5240, 53724), (5280, 53317), (5764, 48840), (5808, 48470), (5920, 47553), (6105, 46112), (6288, 44770), (6512, 43230), (7205, 39072), (7260, 38776), (7860, 35816), (8140, 34584), (8646, 32560), (8880, 31702), (8954, 31440), (9680, 29082), (9694, 29040), (9768, 28820), (10480, 26862), (11528, 24420), (11616, 24235), (12210, 23056), (12576, 22385), (13024, 21615), (13431, 20960), (14410, 19536), (14520, 19388), (14541, 19360), (15720, 17908), (15851, 17760), (16280, 17292)]