20898381504

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 896

約数和(自身を含む): 80291635200

約数和(自身を除く): 59393253696

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 19, 21, 22, 24, 26, 28, 32, 33, 38, 39, 42, 44, 48, 52, 56, 57, 59, 64, 66, 76, 77, 78, 84, 88, 91, 96, 97, 104, 112, 114, 118, 132, 133, 143, 152, 154, 156, 168, 176, 177, 182, 192, 194, 208, 209, 224, 228, 231, 236, 247, 264, 266, 273, 286, 291, 304, 308, 312, 336, 352, 354, 364, 388, 399, 413, 416, 418, 429, 448, 456, 462, 472, 494, 528, 532, 546, 572, 582, 608, 616, 624, 627, 649, 672, 679, 704, 708, 728, 741, 767, 776, 798, 826, 832, 836, 858, 912, 924, 944, 988, 1001, 1056, 1064, 1067, 1092, 1121, 1144, 1164, 1216, 1232, 1239, 1248, 1254, 1261, 1298, 1344, 1358, 1416, 1456, 1463, 1482, 1534, 1552, 1596, 1652, 1672, 1716, 1729, 1824, 1843, 1848, 1888, 1947, 1976, 2002, 2037, 2112, 2128, 2134, 2184, 2242, 2288, 2301, 2328, 2464, 2478, 2496, 2508, 2522, 2596, 2716, 2717, 2832, 2912, 2926, 2964, 3003, 3068, 3104, 3192, 3201, 3304, 3344, 3363, 3432, 3458, 3648, 3686, 3696, 3776, 3783, 3894, 3952, 4004, 4074, 4256, 4268, 4368, 4389, 4484, 4543, 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5366816, 5524288, 5534529, 5654324, 5669664, 5728723, 6043488, 6089272, 6214208, 6249516, 6325176, 6528704, 6547112, 6732726, 6811728, 6959168, 7050736, 7142304, 7176642, 7379372, 7691712, 7694544, 8050224, 8286432, 8332688, 8372749, 8433568, 8481486, 8976968, 9082304, 9133908, 9321312, 9568856, 9793056, 9820668, 9895067, 10259392, 10438752, 10576104, 10733632, 11069058, 11308648, 11339328, 11457446, 12086976, 12178544, 12499032, 12650352, 13094224, 13465452, 13623456, 14101472, 14284608, 14353284, 14758744, 15389088, 15549391, 16100448, 16572864, 16665376, 16745498, 16867136, 16962972, 17186169, 17953936, 18267816, 18642624, 19137712, 19586112, 19641336, 19790134, 20877504, 21152208, 22138116, 22617296, 22914892, 24357088, 24998064, 25118247, 25300704, 26188448, 26930904, 27246912, 28202944, 28706568, 29517488, 29685201, 30778176, 31098782, 32200896, 33330752, 33490996, 33925944, 34372338, 35907872, 36535632, 38275424, 39282672, 39580268, 42304416, 44276232, 45234592, 45829784, 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約数ペア:

[(1, 20898381504), (2, 10449190752), (3, 6966127168), (4, 5224595376), (6, 3483063584), (7, 2985483072), (8, 2612297688), (11, 1899852864), (12, 1741531792), (13, 1607567808), (14, 1492741536), (16, 1306148844), (19, 1099914816), (21, 995161024), (22, 949926432), (24, 870765896), (26, 803783904), (28, 746370768), (32, 653074422), (33, 633284288), (38, 549957408), (39, 535855936), (42, 497580512), (44, 474963216), (48, 435382948), (52, 401891952), (56, 373185384), (57, 366638272), (59, 354209856), (64, 326537211), (66, 316642144), (76, 274978704), (77, 271407552), (78, 267927968), (84, 248790256), (88, 237481608), (91, 229652544), (96, 217691474), (97, 215447232), (104, 200945976), (112, 186592692), (114, 183319136), (118, 177104928), (132, 158321072), (133, 157130688), (143, 146142528), (152, 137489352), (154, 135703776), (156, 133963984), (168, 124395128), (176, 118740804), (177, 118069952), (182, 114826272), (192, 108845737), (194, 107723616), (208, 100472988), (209, 99992256), (224, 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