81729648

素因数分解:

$2^4\times 3^6\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:64

約数の個数: 420

約数和(自身を含む): 324463608

約数和(自身を除く): 242733960

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, 18, 21, 22, 24, 26, 27, 28, 33, 36, 39, 42, 44, 48, 49, 52, 54, 56, 63, 66, 72, 77, 78, 81, 84, 88, 91, 98, 99, 104, 108, 112, 117, 126, 132, 143, 144, 147, 154, 156, 162, 168, 176, 182, 189, 196, 198, 208, 216, 231, 234, 243, 252, 264, 273, 286, 294, 297, 308, 312, 324, 336, 351, 364, 378, 392, 396, 429, 432, 441, 462, 468, 486, 504, 528, 539, 546, 567, 572, 588, 594, 616, 624, 637, 648, 693, 702, 728, 729, 756, 784, 792, 819, 858, 882, 891, 924, 936, 972, 1001, 1008, 1053, 1078, 1092, 1134, 1144, 1176, 1188, 1232, 1274, 1287, 1296, 1323, 1386, 1404, 1456, 1458, 1512, 1584, 1617, 1638, 1701, 1716, 1764, 1782, 1848, 1872, 1911, 1944, 2002, 2079, 2106, 2156, 2184, 2268, 2288, 2352, 2376, 2457, 2548, 2574, 2646, 2673, 2772, 2808, 2916, 3003, 3024, 3159, 3234, 3276, 3402, 3432, 3528, 3564, 3696, 3822, 3861, 3888, 3969, 4004, 4158, 4212, 4312, 4368, 4536, 4752, 4851, 4914, 5096, 5103, 5148, 5292, 5346, 5544, 5616, 5733, 5832, 6006, 6237, 6318, 6468, 6552, 6804, 6864, 7007, 7056, 7128, 7371, 7644, 7722, 7938, 8008, 8019, 8316, 8424, 8624, 9009, 9072, 9477, 9702, 9828, 10192, 10206, 10296, 10584, 10692, 11088, 11466, 11583, 11664, 11907, 12012, 12474, 12636, 12936, 13104, 13608, 14014, 14256, 14553, 14742, 15288, 15444, 15876, 16016, 16038, 16632, 16848, 17199, 18018, 18711, 18954, 19404, 19656, 20412, 20592, 21021, 21168, 21384, 22113, 22932, 23166, 23814, 24024, 24948, 25272, 25872, 27027, 27216, 28028, 29106, 29484, 30576, 30888, 31752, 32076, 33264, 34398, 34749, 35721, 36036, 37422, 37908, 38808, 39312, 40824, 42042, 42768, 43659, 44226, 45864, 46332, 47628, 48048, 49896, 50544, 51597, 54054, 56056, 56133, 58212, 58968, 61776, 63063, 63504, 64152, 66339, 68796, 69498, 71442, 72072, 74844, 75816, 77616, 81081, 81648, 84084, 87318, 88452, 91728, 92664, 95256, 99792, 103194, 104247, 108108, 112112, 112266, 116424, 117936, 126126, 128304, 130977, 132678, 137592, 138996, 142884, 144144, 149688, 151632, 154791, 162162, 168168, 174636, 176904, 185328, 189189, 190512, 206388, 208494, 216216, 224532, 232848, 243243, 252252, 261954, 265356, 275184, 277992, 285768, 299376, 309582, 324324, 336336, 349272, 353808, 378378, 392931, 412776, 416988, 432432, 449064, 464373, 486486, 504504, 523908, 530712, 555984, 567567, 571536, 619164, 648648, 698544, 729729, 756756, 785862, 825552, 833976, 898128, 928746, 972972, 1009008, 1047816, 1061424, 1135134, 1238328, 1297296, 1459458, 1513512, 1571724, 1667952, 1702701, 1857492, 1945944, 2095632, 2270268, 2476656, 2918916, 3027024, 3143448, 3405402, 3714984, 3891888, 4540536, 5108103, 5837832, 6286896, 6810804, 7429968, 9081072, 10216206, 11675664, 13621608, 20432412, 27243216, 40864824, 81729648]

約数ペア:

[(1, 81729648), (2, 40864824), (3, 27243216), (4, 20432412), (6, 13621608), (7, 11675664), (8, 10216206), (9, 9081072), (11, 7429968), (12, 6810804), (13, 6286896), (14, 5837832), (16, 5108103), (18, 4540536), (21, 3891888), (22, 3714984), (24, 3405402), (26, 3143448), (27, 3027024), (28, 2918916), (33, 2476656), (36, 2270268), (39, 2095632), (42, 1945944), (44, 1857492), (48, 1702701), (49, 1667952), (52, 1571724), (54, 1513512), (56, 1459458), (63, 1297296), (66, 1238328), (72, 1135134), (77, 1061424), (78, 1047816), (81, 1009008), (84, 972972), (88, 928746), (91, 898128), (98, 833976), (99, 825552), (104, 785862), (108, 756756), (112, 729729), (117, 698544), (126, 648648), (132, 619164), (143, 571536), (144, 567567), (147, 555984), (154, 530712), (156, 523908), (162, 504504), (168, 486486), (176, 464373), (182, 449064), (189, 432432), (196, 416988), (198, 412776), (208, 392931), (216, 378378), (231, 353808), (234, 349272), (243, 336336), (252, 324324), (264, 309582), (273, 299376), (286, 285768), (294, 277992), (297, 275184), (308, 265356), (312, 261954), (324, 252252), (336, 243243), (351, 232848), (364, 224532), (378, 216216), (392, 208494), (396, 206388), (429, 190512), (432, 189189), (441, 185328), (462, 176904), (468, 174636), (486, 168168), (504, 162162), (528, 154791), (539, 151632), (546, 149688), (567, 144144), (572, 142884), (588, 138996), (594, 137592), (616, 132678), (624, 130977), (637, 128304), (648, 126126), (693, 117936), (702, 116424), (728, 112266), (729, 112112), (756, 108108), (784, 104247), (792, 103194), (819, 99792), (858, 95256), (882, 92664), (891, 91728), (924, 88452), (936, 87318), (972, 84084), (1001, 81648), (1008, 81081), (1053, 77616), (1078, 75816), (1092, 74844), (1134, 72072), (1144, 71442), (1176, 69498), (1188, 68796), (1232, 66339), (1274, 64152), (1287, 63504), (1296, 63063), (1323, 61776), (1386, 58968), (1404, 58212), (1456, 56133), (1458, 56056), (1512, 54054), (1584, 51597), (1617, 50544), (1638, 49896), (1701, 48048), (1716, 47628), (1764, 46332), (1782, 45864), (1848, 44226), (1872, 43659), (1911, 42768), (1944, 42042), (2002, 40824), (2079, 39312), (2106, 38808), (2156, 37908), (2184, 37422), (2268, 36036), (2288, 35721), (2352, 34749), (2376, 34398), (2457, 33264), (2548, 32076), (2574, 31752), (2646, 30888), (2673, 30576), (2772, 29484), (2808, 29106), (2916, 28028), (3003, 27216), (3024, 27027), (3159, 25872), (3234, 25272), (3276, 24948), (3402, 24024), (3432, 23814), (3528, 23166), (3564, 22932), (3696, 22113), (3822, 21384), (3861, 21168), (3888, 21021), (3969, 20592), (4004, 20412), (4158, 19656), (4212, 19404), (4312, 18954), (4368, 18711), (4536, 18018), (4752, 17199), (4851, 16848), (4914, 16632), (5096, 16038), (5103, 16016), (5148, 15876), (5292, 15444), (5346, 15288), (5544, 14742), (5616, 14553), (5733, 14256), (5832, 14014), (6006, 13608), (6237, 13104), (6318, 12936), (6468, 12636), (6552, 12474), (6804, 12012), (6864, 11907), (7007, 11664), (7056, 11583), (7128, 11466), (7371, 11088), (7644, 10692), (7722, 10584), (7938, 10296), (8008, 10206), (8019, 10192), (8316, 9828), (8424, 9702), (8624, 9477), (9009, 9072)]