261419340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:201

約数の個数: 288

約数和(自身を含む): 944455680

約数和(自身を除く): 683036340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 29, 30, 35, 39, 42, 52, 58, 60, 65, 70, 78, 84, 87, 91, 105, 116, 127, 130, 140, 145, 156, 169, 174, 182, 195, 203, 210, 254, 260, 273, 290, 338, 348, 364, 377, 381, 390, 406, 420, 435, 455, 507, 508, 546, 580, 609, 635, 676, 754, 762, 780, 812, 845, 870, 889, 910, 1014, 1015, 1092, 1131, 1183, 1218, 1270, 1365, 1508, 1524, 1651, 1690, 1740, 1778, 1820, 1885, 1905, 2028, 2030, 2262, 2366, 2436, 2535, 2540, 2639, 2667, 2730, 3045, 3302, 3380, 3549, 3556, 3683, 3770, 3810, 4060, 4445, 4524, 4732, 4901, 4953, 5070, 5278, 5334, 5460, 5655, 5915, 6090, 6604, 7098, 7366, 7540, 7620, 7917, 8255, 8890, 9802, 9906, 10140, 10556, 10668, 11049, 11310, 11557, 11830, 12180, 13195, 13335, 14196, 14703, 14732, 15834, 16510, 17745, 17780, 18415, 19604, 19812, 21463, 22098, 22620, 23114, 23660, 24505, 24765, 25781, 26390, 26670, 29406, 31668, 33020, 34307, 34671, 35490, 36830, 39585, 42926, 44196, 46228, 47879, 49010, 49530, 51562, 52780, 53340, 55245, 57785, 58812, 64389, 68614, 69342, 70980, 73515, 73660, 77343, 79170, 85852, 95758, 98020, 99060, 102921, 103124, 107315, 110490, 115570, 128778, 128905, 137228, 138684, 143637, 147030, 150241, 154686, 158340, 171535, 173355, 191516, 205842, 214630, 220980, 231140, 239395, 257556, 257810, 287274, 294060, 300482, 309372, 321945, 335153, 343070, 346710, 386715, 411684, 429260, 450723, 478790, 514605, 515620, 574548, 600964, 622427, 643890, 670306, 686140, 693420, 718185, 751205, 773430, 901446, 957580, 1005459, 1029210, 1244854, 1287780, 1340612, 1436370, 1502410, 1546860, 1675765, 1802892, 1867281, 2010918, 2058420, 2253615, 2489708, 2872740, 3004820, 3112135, 3351530, 3734562, 4021836, 4356989, 4507230, 5027295, 6224270, 6703060, 7469124, 8713978, 9014460, 9336405, 10054590, 12448540, 13070967, 17427956, 18672810, 20109180, 21784945, 26141934, 37345620, 43569890, 52283868, 65354835, 87139780, 130709670, 261419340]

約数ペア:

[(1, 261419340), (2, 130709670), (3, 87139780), (4, 65354835), (5, 52283868), (6, 43569890), (7, 37345620), (10, 26141934), (12, 21784945), (13, 20109180), (14, 18672810), (15, 17427956), (20, 13070967), (21, 12448540), (26, 10054590), (28, 9336405), (29, 9014460), (30, 8713978), (35, 7469124), (39, 6703060), (42, 6224270), (52, 5027295), (58, 4507230), (60, 4356989), (65, 4021836), (70, 3734562), (78, 3351530), (84, 3112135), (87, 3004820), (91, 2872740), (105, 2489708), (116, 2253615), (127, 2058420), (130, 2010918), (140, 1867281), (145, 1802892), (156, 1675765), (169, 1546860), (174, 1502410), (182, 1436370), (195, 1340612), (203, 1287780), (210, 1244854), (254, 1029210), (260, 1005459), (273, 957580), (290, 901446), (338, 773430), (348, 751205), (364, 718185), (377, 693420), (381, 686140), (390, 670306), (406, 643890), (420, 622427), (435, 600964), (455, 574548), (507, 515620), (508, 514605), (546, 478790), (580, 450723), (609, 429260), (635, 411684), (676, 386715), (754, 346710), (762, 343070), (780, 335153), (812, 321945), (845, 309372), (870, 300482), (889, 294060), (910, 287274), (1014, 257810), (1015, 257556), (1092, 239395), (1131, 231140), (1183, 220980), (1218, 214630), (1270, 205842), (1365, 191516), (1508, 173355), (1524, 171535), (1651, 158340), (1690, 154686), (1740, 150241), (1778, 147030), (1820, 143637), (1885, 138684), (1905, 137228), (2028, 128905), (2030, 128778), (2262, 115570), (2366, 110490), (2436, 107315), (2535, 103124), (2540, 102921), (2639, 99060), (2667, 98020), (2730, 95758), (3045, 85852), (3302, 79170), (3380, 77343), (3549, 73660), (3556, 73515), (3683, 70980), (3770, 69342), (3810, 68614), (4060, 64389), (4445, 58812), (4524, 57785), (4732, 55245), (4901, 53340), (4953, 52780), (5070, 51562), (5278, 49530), (5334, 49010), (5460, 47879), (5655, 46228), (5915, 44196), (6090, 42926), (6604, 39585), (7098, 36830), (7366, 35490), (7540, 34671), (7620, 34307), (7917, 33020), (8255, 31668), (8890, 29406), (9802, 26670), (9906, 26390), (10140, 25781), (10556, 24765), (10668, 24505), (11049, 23660), (11310, 23114), (11557, 22620), (11830, 22098), (12180, 21463), (13195, 19812), (13335, 19604), (14196, 18415), (14703, 17780), (14732, 17745), (15834, 16510)]