261975168

素因数分解:

$2^7\times 3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:74

約数の個数: 512

約数和(自身を含む): 1028160000

約数和(自身を除く): 766184832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 17, 18, 21, 24, 26, 27, 28, 32, 34, 36, 39, 42, 48, 49, 51, 52, 54, 56, 63, 64, 68, 72, 78, 84, 91, 96, 98, 102, 104, 108, 112, 117, 119, 126, 128, 136, 144, 147, 153, 156, 168, 182, 189, 192, 196, 204, 208, 216, 221, 224, 234, 238, 252, 272, 273, 288, 294, 306, 312, 336, 343, 351, 357, 364, 378, 384, 392, 408, 416, 432, 441, 442, 448, 459, 468, 476, 504, 544, 546, 576, 588, 612, 624, 637, 663, 672, 686, 702, 714, 728, 756, 784, 816, 819, 832, 833, 864, 882, 884, 896, 918, 936, 952, 1008, 1029, 1071, 1088, 1092, 1152, 1176, 1224, 1248, 1274, 1323, 1326, 1344, 1372, 1404, 1428, 1456, 1512, 1547, 1568, 1632, 1638, 1664, 1666, 1728, 1764, 1768, 1836, 1872, 1904, 1911, 1989, 2016, 2058, 2142, 2176, 2184, 2352, 2448, 2457, 2496, 2499, 2548, 2646, 2652, 2688, 2744, 2808, 2856, 2912, 3024, 3087, 3094, 3136, 3213, 3264, 3276, 3332, 3456, 3528, 3536, 3672, 3744, 3808, 3822, 3978, 4032, 4116, 4284, 4368, 4459, 4641, 4704, 4896, 4914, 4992, 4998, 5096, 5292, 5304, 5488, 5616, 5712, 5733, 5824, 5831, 5967, 6048, 6174, 6188, 6272, 6426, 6528, 6552, 6664, 7056, 7072, 7344, 7488, 7497, 7616, 7644, 7956, 8064, 8232, 8568, 8736, 8918, 9261, 9282, 9408, 9792, 9828, 9996, 10192, 10584, 10608, 10829, 10976, 11232, 11424, 11466, 11648, 11662, 11934, 12096, 12348, 12376, 12852, 13104, 13328, 13377, 13923, 14112, 14144, 14688, 14976, 14994, 15232, 15288, 15912, 16464, 17136, 17199, 17472, 17493, 17836, 18522, 18564, 18816, 19584, 19656, 19992, 20384, 21168, 21216, 21658, 21952, 22464, 22491, 22848, 22932, 23324, 23868, 24192, 24696, 24752, 25704, 26208, 26656, 26754, 27846, 28224, 28288, 29376, 29988, 30576, 31824, 32487, 32928, 34272, 34398, 34944, 34986, 35672, 37044, 37128, 39312, 39984, 40131, 40768, 41769, 42336, 42432, 43316, 43904, 44928, 44982, 45696, 45864, 46648, 47736, 49392, 49504, 51408, 52416, 52479, 53312, 53508, 55692, 56448, 58752, 59976, 61152, 63648, 64974, 65856, 68544, 68796, 69972, 71344, 74088, 74256, 75803, 78624, 79968, 80262, 81536, 83538, 84672, 84864, 86632, 89964, 91728, 93296, 95472, 97461, 98784, 99008, 102816, 104832, 104958, 106624, 107016, 111384, 119952, 120393, 122304, 127296, 129948, 131712, 137088, 137592, 139944, 142688, 148176, 148512, 151606, 157248, 157437, 159936, 160524, 167076, 169344, 173264, 179928, 183456, 186592, 190944, 194922, 197568, 198016, 205632, 209916, 214032, 222768, 227409, 239904, 240786, 244608, 254592, 259896, 275184, 279888, 285376, 292383, 296352, 297024, 303212, 314496, 314874, 319872, 321048, 334152, 346528, 359856, 366912, 373184, 381888, 389844, 395136, 411264, 419832, 428064, 445536, 454818, 479808, 481572, 519792, 550368, 559776, 570752, 584766, 592704, 594048, 606424, 629748, 642096, 668304, 682227, 693056, 719712, 733824, 746368, 763776, 779688, 839664, 856128, 891072, 909636, 959616, 963144, 1039584, 1100736, 1119552, 1169532, 1185408, 1212848, 1259496, 1284192, 1336608, 1364454, 1386112, 1439424, 1559376, 1679328, 1712256, 1782144, 1819272, 1926288, 2046681, 2079168, 2201472, 2239104, 2339064, 2425696, 2518992, 2568384, 2673216, 2728908, 2878848, 3118752, 3358656, 3638544, 3852576, 4093362, 4158336, 4678128, 4851392, 5037984, 5136768, 5346432, 5457816, 6237504, 6717312, 7277088, 7705152, 8186724, 9356256, 9702784, 10075968, 10915632, 12475008, 14554176, 15410304, 16373448, 18712512, 20151936, 21831264, 29108352, 32746896, 37425024, 43662528, 65493792, 87325056, 130987584, 261975168]

約数ペア:

[(1, 261975168), (2, 130987584), (3, 87325056), (4, 65493792), (6, 43662528), (7, 37425024), (8, 32746896), (9, 29108352), (12, 21831264), (13, 20151936), (14, 18712512), (16, 16373448), (17, 15410304), (18, 14554176), (21, 12475008), (24, 10915632), (26, 10075968), (27, 9702784), (28, 9356256), (32, 8186724), (34, 7705152), (36, 7277088), (39, 6717312), (42, 6237504), (48, 5457816), (49, 5346432), (51, 5136768), (52, 5037984), (54, 4851392), (56, 4678128), (63, 4158336), (64, 4093362), (68, 3852576), (72, 3638544), (78, 3358656), (84, 3118752), (91, 2878848), (96, 2728908), (98, 2673216), (102, 2568384), (104, 2518992), (108, 2425696), (112, 2339064), (117, 2239104), (119, 2201472), (126, 2079168), (128, 2046681), (136, 1926288), (144, 1819272), (147, 1782144), (153, 1712256), (156, 1679328), (168, 1559376), (182, 1439424), (189, 1386112), (192, 1364454), (196, 1336608), (204, 1284192), (208, 1259496), (216, 1212848), (221, 1185408), (224, 1169532), (234, 1119552), (238, 1100736), (252, 1039584), (272, 963144), (273, 959616), (288, 909636), (294, 891072), (306, 856128), (312, 839664), (336, 779688), (343, 763776), (351, 746368), (357, 733824), (364, 719712), (378, 693056), (384, 682227), (392, 668304), (408, 642096), (416, 629748), (432, 606424), (441, 594048), (442, 592704), (448, 584766), (459, 570752), (468, 559776), (476, 550368), (504, 519792), (544, 481572), (546, 479808), (576, 454818), (588, 445536), (612, 428064), (624, 419832), (637, 411264), (663, 395136), (672, 389844), (686, 381888), (702, 373184), (714, 366912), (728, 359856), (756, 346528), (784, 334152), (816, 321048), (819, 319872), (832, 314874), (833, 314496), (864, 303212), (882, 297024), (884, 296352), (896, 292383), (918, 285376), (936, 279888), (952, 275184), (1008, 259896), (1029, 254592), (1071, 244608), (1088, 240786), (1092, 239904), (1152, 227409), (1176, 222768), (1224, 214032), (1248, 209916), (1274, 205632), (1323, 198016), (1326, 197568), (1344, 194922), (1372, 190944), (1404, 186592), (1428, 183456), (1456, 179928), (1512, 173264), (1547, 169344), (1568, 167076), (1632, 160524), (1638, 159936), (1664, 157437), (1666, 157248), (1728, 151606), (1764, 148512), (1768, 148176), (1836, 142688), (1872, 139944), (1904, 137592), (1911, 137088), (1989, 131712), (2016, 129948), (2058, 127296), (2142, 122304), (2176, 120393), (2184, 119952), (2352, 111384), (2448, 107016), (2457, 106624), (2496, 104958), (2499, 104832), (2548, 102816), (2646, 99008), (2652, 98784), (2688, 97461), (2744, 95472), (2808, 93296), (2856, 91728), (2912, 89964), (3024, 86632), (3087, 84864), (3094, 84672), (3136, 83538), (3213, 81536), (3264, 80262), (3276, 79968), (3332, 78624), (3456, 75803), (3528, 74256), (3536, 74088), (3672, 71344), (3744, 69972), (3808, 68796), (3822, 68544), (3978, 65856), (4032, 64974), (4116, 63648), (4284, 61152), (4368, 59976), (4459, 58752), (4641, 56448), (4704, 55692), (4896, 53508), (4914, 53312), (4992, 52479), (4998, 52416), (5096, 51408), (5292, 49504), (5304, 49392), (5488, 47736), (5616, 46648), (5712, 45864), (5733, 45696), (5824, 44982), (5831, 44928), (5967, 43904), (6048, 43316), (6174, 42432), (6188, 42336), (6272, 41769), (6426, 40768), (6528, 40131), (6552, 39984), (6664, 39312), (7056, 37128), (7072, 37044), (7344, 35672), (7488, 34986), (7497, 34944), (7616, 34398), (7644, 34272), (7956, 32928), (8064, 32487), (8232, 31824), (8568, 30576), (8736, 29988), (8918, 29376), (9261, 28288), (9282, 28224), (9408, 27846), (9792, 26754), (9828, 26656), (9996, 26208), (10192, 25704), (10584, 24752), (10608, 24696), (10829, 24192), (10976, 23868), (11232, 23324), (11424, 22932), (11466, 22848), (11648, 22491), (11662, 22464), (11934, 21952), (12096, 21658), (12348, 21216), (12376, 21168), (12852, 20384), (13104, 19992), (13328, 19656), (13377, 19584), (13923, 18816), (14112, 18564), (14144, 18522), (14688, 17836), (14976, 17493), (14994, 17472), (15232, 17199), (15288, 17136), (15912, 16464)]