81221554008

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{26423}}^1$

素因数の和:26571

約数の個数: 256

約数和(自身を含む): 273964032000

約数和(自身を除く): 192742477992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 107, 108, 114, 126, 133, 152, 168, 171, 189, 214, 216, 228, 252, 266, 321, 342, 378, 399, 428, 456, 504, 513, 532, 642, 684, 749, 756, 798, 856, 963, 1026, 1064, 1197, 1284, 1368, 1498, 1512, 1596, 1926, 2033, 2052, 2247, 2394, 2568, 2889, 2996, 3192, 3591, 3852, 4066, 4104, 4494, 4788, 5778, 5992, 6099, 6741, 7182, 7704, 8132, 8988, 9576, 11556, 12198, 13482, 14231, 14364, 16264, 17976, 18297, 20223, 23112, 24396, 26423, 26964, 28462, 28728, 36594, 40446, 42693, 48792, 52846, 53928, 54891, 56924, 73188, 79269, 80892, 85386, 105692, 109782, 113848, 128079, 146376, 158538, 161784, 170772, 184961, 211384, 219564, 237807, 256158, 317076, 341544, 369922, 384237, 439128, 475614, 502037, 512316, 554883, 634152, 713421, 739844, 768474, 951228, 1004074, 1024632, 1109766, 1426842, 1479688, 1506111, 1536948, 1664649, 1902456, 2008148, 2219532, 2827261, 2853684, 3012222, 3073896, 3329298, 3514259, 4016296, 4439064, 4518333, 4993947, 5654522, 5707368, 6024444, 6658596, 7028518, 8481783, 9036666, 9987894, 10542777, 11309044, 12048888, 13317192, 13554999, 14057036, 16963566, 18073332, 19790827, 19975788, 21085554, 22618088, 25445349, 27109998, 28114072, 31628331, 33927132, 36146664, 39581654, 39951576, 42171108, 50890698, 53717959, 54219996, 59372481, 63256662, 67854264, 76336047, 79163308, 84342216, 94884993, 101781396, 107435918, 108439992, 118744962, 126513324, 152672094, 158326616, 161153877, 178117443, 189769986, 203562792, 214871836, 237489924, 253026648, 305344188, 322307754, 356234886, 376025713, 379539972, 429743672, 474979848, 483461631, 534352329, 610688376, 644615508, 712469772, 752051426, 759079944, 966923262, 1068704658, 1128077139, 1289231016, 1424939544, 1450384893, 1504102852, 1933846524, 2137409316, 2256154278, 2900769786, 3008205704, 3384231417, 3867693048, 4274818632, 4512308556, 5801539572, 6768462834, 9024617112, 10152694251, 11603079144, 13536925668, 20305388502, 27073851336, 40610777004, 81221554008]

約数ペア:

[(1, 81221554008), (2, 40610777004), (3, 27073851336), (4, 20305388502), (6, 13536925668), (7, 11603079144), (8, 10152694251), (9, 9024617112), (12, 6768462834), (14, 5801539572), (18, 4512308556), (19, 4274818632), (21, 3867693048), (24, 3384231417), (27, 3008205704), (28, 2900769786), (36, 2256154278), (38, 2137409316), (42, 1933846524), (54, 1504102852), (56, 1450384893), (57, 1424939544), (63, 1289231016), (72, 1128077139), (76, 1068704658), (84, 966923262), (107, 759079944), (108, 752051426), (114, 712469772), (126, 644615508), (133, 610688376), (152, 534352329), (168, 483461631), (171, 474979848), (189, 429743672), (214, 379539972), (216, 376025713), (228, 356234886), (252, 322307754), (266, 305344188), (321, 253026648), (342, 237489924), (378, 214871836), (399, 203562792), (428, 189769986), (456, 178117443), (504, 161153877), (513, 158326616), (532, 152672094), (642, 126513324), (684, 118744962), (749, 108439992), (756, 107435918), (798, 101781396), (856, 94884993), (963, 84342216), (1026, 79163308), (1064, 76336047), (1197, 67854264), (1284, 63256662), (1368, 59372481), (1498, 54219996), (1512, 53717959), (1596, 50890698), (1926, 42171108), (2033, 39951576), (2052, 39581654), (2247, 36146664), (2394, 33927132), (2568, 31628331), (2889, 28114072), (2996, 27109998), (3192, 25445349), (3591, 22618088), (3852, 21085554), (4066, 19975788), (4104, 19790827), (4494, 18073332), (4788, 16963566), (5778, 14057036), (5992, 13554999), (6099, 13317192), (6741, 12048888), (7182, 11309044), (7704, 10542777), (8132, 9987894), (8988, 9036666), (9576, 8481783), (11556, 7028518), (12198, 6658596), (13482, 6024444), (14231, 5707368), (14364, 5654522), (16264, 4993947), (17976, 4518333), (18297, 4439064), (20223, 4016296), (23112, 3514259), (24396, 3329298), (26423, 3073896), (26964, 3012222), (28462, 2853684), (28728, 2827261), (36594, 2219532), (40446, 2008148), (42693, 1902456), (48792, 1664649), (52846, 1536948), (53928, 1506111), (54891, 1479688), (56924, 1426842), (73188, 1109766), (79269, 1024632), (80892, 1004074), (85386, 951228), (105692, 768474), (109782, 739844), (113848, 713421), (128079, 634152), (146376, 554883), (158538, 512316), (161784, 502037), (170772, 475614), (184961, 439128), (211384, 384237), (219564, 369922), (237807, 341544), (256158, 317076)]