20649696768

素因数分解:

$2^9\times 3^5\times {\mathrm{269}}^1\times {\mathrm{617}}^1$

素因数の和:919

約数の個数: 240

約数和(自身を含む): 62133991920

約数和(自身を除く): 41484295152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 256, 269, 288, 324, 384, 432, 486, 512, 538, 576, 617, 648, 768, 807, 864, 972, 1076, 1152, 1234, 1296, 1536, 1614, 1728, 1851, 1944, 2152, 2304, 2421, 2468, 2592, 3228, 3456, 3702, 3888, 4304, 4608, 4842, 4936, 5184, 5553, 6456, 6912, 7263, 7404, 7776, 8608, 9684, 9872, 10368, 11106, 12912, 13824, 14526, 14808, 15552, 16659, 17216, 19368, 19744, 20736, 21789, 22212, 25824, 29052, 29616, 31104, 33318, 34432, 38736, 39488, 41472, 43578, 44424, 49977, 51648, 58104, 59232, 62208, 65367, 66636, 68864, 77472, 78976, 87156, 88848, 99954, 103296, 116208, 118464, 124416, 130734, 133272, 137728, 149931, 154944, 157952, 165973, 174312, 177696, 199908, 206592, 232416, 236928, 261468, 266544, 299862, 309888, 315904, 331946, 348624, 355392, 399816, 413184, 464832, 473856, 497919, 522936, 533088, 599724, 619776, 663892, 697248, 710784, 799632, 929664, 947712, 995838, 1045872, 1066176, 1199448, 1239552, 1327784, 1394496, 1421568, 1493757, 1599264, 1859328, 1991676, 2091744, 2132352, 2398896, 2655568, 2788992, 2843136, 2987514, 3198528, 3718656, 3983352, 4183488, 4264704, 4481271, 4797792, 5311136, 5577984, 5975028, 6397056, 7966704, 8366976, 8529408, 8962542, 9595584, 10622272, 11155968, 11950056, 12794112, 13443813, 15933408, 16733952, 17925084, 19191168, 21244544, 23900112, 25588224, 26887626, 31866816, 33467904, 35850168, 38382336, 40331439, 42489088, 47800224, 53775252, 63733632, 71700336, 76764672, 80662878, 84978176, 95600448, 107550504, 127467264, 143400672, 161325756, 191200896, 215101008, 254934528, 286801344, 322651512, 382401792, 430202016, 573602688, 645303024, 764803584, 860404032, 1147205376, 1290606048, 1720808064, 2294410752, 2581212096, 3441616128, 5162424192, 6883232256, 10324848384, 20649696768]

約数ペア:

[(1, 20649696768), (2, 10324848384), (3, 6883232256), (4, 5162424192), (6, 3441616128), (8, 2581212096), (9, 2294410752), (12, 1720808064), (16, 1290606048), (18, 1147205376), (24, 860404032), (27, 764803584), (32, 645303024), (36, 573602688), (48, 430202016), (54, 382401792), (64, 322651512), (72, 286801344), (81, 254934528), (96, 215101008), (108, 191200896), (128, 161325756), (144, 143400672), (162, 127467264), (192, 107550504), (216, 95600448), (243, 84978176), (256, 80662878), (269, 76764672), (288, 71700336), (324, 63733632), (384, 53775252), (432, 47800224), (486, 42489088), (512, 40331439), (538, 38382336), (576, 35850168), (617, 33467904), (648, 31866816), (768, 26887626), (807, 25588224), (864, 23900112), (972, 21244544), (1076, 19191168), (1152, 17925084), (1234, 16733952), (1296, 15933408), (1536, 13443813), (1614, 12794112), (1728, 11950056), (1851, 11155968), (1944, 10622272), (2152, 9595584), (2304, 8962542), (2421, 8529408), (2468, 8366976), (2592, 7966704), (3228, 6397056), (3456, 5975028), (3702, 5577984), (3888, 5311136), (4304, 4797792), (4608, 4481271), (4842, 4264704), (4936, 4183488), (5184, 3983352), (5553, 3718656), (6456, 3198528), (6912, 2987514), (7263, 2843136), (7404, 2788992), (7776, 2655568), (8608, 2398896), (9684, 2132352), (9872, 2091744), (10368, 1991676), (11106, 1859328), (12912, 1599264), (13824, 1493757), (14526, 1421568), (14808, 1394496), (15552, 1327784), (16659, 1239552), (17216, 1199448), (19368, 1066176), (19744, 1045872), (20736, 995838), (21789, 947712), (22212, 929664), (25824, 799632), (29052, 710784), (29616, 697248), (31104, 663892), (33318, 619776), (34432, 599724), (38736, 533088), (39488, 522936), (41472, 497919), (43578, 473856), (44424, 464832), (49977, 413184), (51648, 399816), (58104, 355392), (59232, 348624), (62208, 331946), (65367, 315904), (66636, 309888), (68864, 299862), (77472, 266544), (78976, 261468), (87156, 236928), (88848, 232416), (99954, 206592), (103296, 199908), (116208, 177696), (118464, 174312), (124416, 165973), (130734, 157952), (133272, 154944), (137728, 149931)]