20093379840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:187

約数の個数: 864

約数和(自身を含む): 78517071360

約数和(自身を除く): 58423691520

約数列:

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43660, 44368, 45120, 45135, 45288, 45312, 47141, 47360, 47940, 48144, 48960, 49914, 50320, 51136, 52170, 52392, 53280, 54144, 55460, 55648, 56610, 56640, 57528, 59126, 60160, 60180, 60384, 62604, 63920, 64192, 65280, 65490, 66552, 67680, 67968, 69560, 69856, 71040, 71910, 72216, 74222, 75480, 75520, 76704, 78255, 78588, 80240, 80512, 83190, 83472, 84960, 85248, 87320, 88689, 88736, 90240, 90270, 90576, 94282, 95880, 96288, 97920, 98235, 99828, 100640, 102272, 102601, 104340, 104784, 106560, 108288, 110920, 111296, 111333, 113220, 113280, 115056, 118252, 120360, 120768, 124785, 125208, 127840, 128384, 130980, 133104, 135360, 135936, 139120, 139712, 141423, 142080, 143820, 144432, 147815, 148444, 150960, 153408, 156510, 157176, 160480, 161024, 166380, 166944, 169920, 174640, 177378, 177472, 180480, 180540, 181152, 185555, 188564, 191760, 192576, 195840, 196470, 199656, 201280, 204544, 205202, 208680, 209568, 213120, 221840, 222592, 222666, 226440, 226560, 230112, 235705, 236504, 240720, 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約数ペア:

[(1, 20093379840), (2, 10046689920), (3, 6697793280), (4, 5023344960), (5, 4018675968), (6, 3348896640), (8, 2511672480), (9, 2232597760), (10, 2009337984), (12, 1674448320), (15, 1339558656), (16, 1255836240), (17, 1181963520), (18, 1116298880), (20, 1004668992), (24, 837224160), (30, 669779328), (32, 627918120), (34, 590981760), (36, 558149440), (37, 543064320), (40, 502334496), (45, 446519552), (47, 427518720), (48, 418612080), (51, 393987840), (59, 340565760), (60, 334889664), (64, 313959060), (68, 295490880), (72, 279074720), (74, 271532160), (80, 251167248), (85, 236392704), (90, 223259776), (94, 213759360), (96, 209306040), (102, 196993920), (111, 181021440), (118, 170282880), (120, 167444832), (128, 156979530), (136, 147745440), (141, 142506240), (144, 139537360), (148, 135766080), (153, 131329280), (160, 125583624), (170, 118196352), (177, 113521920), (180, 111629888), (185, 108612864), (188, 106879680), (192, 104653020), (204, 98496960), (222, 90510720), (235, 85503744), 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