1681728672

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2631

約数の個数: 192

約数和(自身を含む): 5198183424

約数和(自身を除く): 3516454752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 32, 34, 39, 48, 51, 52, 62, 68, 78, 93, 96, 102, 104, 124, 136, 156, 186, 204, 208, 221, 248, 272, 312, 372, 403, 408, 416, 442, 496, 527, 544, 624, 663, 744, 806, 816, 884, 992, 1054, 1209, 1248, 1326, 1488, 1581, 1612, 1632, 1768, 2108, 2418, 2557, 2652, 2976, 3162, 3224, 3536, 4216, 4836, 5114, 5304, 6324, 6448, 6851, 7072, 7671, 8432, 9672, 10228, 10608, 12648, 12896, 13702, 15342, 16864, 19344, 20456, 20553, 21216, 25296, 27404, 30684, 33241, 38688, 40912, 41106, 43469, 50592, 54808, 61368, 66482, 79267, 81824, 82212, 86938, 99723, 109616, 122736, 130407, 132964, 158534, 164424, 173876, 199446, 219232, 237801, 245472, 260814, 265928, 317068, 328848, 347752, 398892, 475602, 521628, 531856, 565097, 634136, 657696, 695504, 797784, 951204, 1030471, 1043256, 1063712, 1130194, 1268272, 1347539, 1391008, 1595568, 1695291, 1902408, 2060942, 2086512, 2260388, 2536544, 2695078, 3091413, 3191136, 3390582, 3804816, 4042617, 4121884, 4173024, 4520776, 5390156, 6182826, 6781164, 7609632, 8085234, 8243768, 9041552, 10780312, 12365652, 13562328, 16170468, 16487536, 17518007, 18083104, 21560624, 24731304, 27124656, 32340936, 32975072, 35036014, 43121248, 49462608, 52554021, 54249312, 64681872, 70072028, 98925216, 105108042, 129363744, 140144056, 210216084, 280288112, 420432168, 560576224, 840864336, 1681728672]

約数ペア:

[(1, 1681728672), (2, 840864336), (3, 560576224), (4, 420432168), (6, 280288112), (8, 210216084), (12, 140144056), (13, 129363744), (16, 105108042), (17, 98925216), (24, 70072028), (26, 64681872), (31, 54249312), (32, 52554021), (34, 49462608), (39, 43121248), (48, 35036014), (51, 32975072), (52, 32340936), (62, 27124656), (68, 24731304), (78, 21560624), (93, 18083104), (96, 17518007), (102, 16487536), (104, 16170468), (124, 13562328), (136, 12365652), (156, 10780312), (186, 9041552), (204, 8243768), (208, 8085234), (221, 7609632), (248, 6781164), (272, 6182826), (312, 5390156), (372, 4520776), (403, 4173024), (408, 4121884), (416, 4042617), (442, 3804816), (496, 3390582), (527, 3191136), (544, 3091413), (624, 2695078), (663, 2536544), (744, 2260388), (806, 2086512), (816, 2060942), (884, 1902408), (992, 1695291), (1054, 1595568), (1209, 1391008), (1248, 1347539), (1326, 1268272), (1488, 1130194), (1581, 1063712), (1612, 1043256), (1632, 1030471), (1768, 951204), (2108, 797784), (2418, 695504), (2557, 657696), (2652, 634136), (2976, 565097), (3162, 531856), (3224, 521628), (3536, 475602), (4216, 398892), (4836, 347752), (5114, 328848), (5304, 317068), (6324, 265928), (6448, 260814), (6851, 245472), (7072, 237801), (7671, 219232), (8432, 199446), (9672, 173876), (10228, 164424), (10608, 158534), (12648, 132964), (12896, 130407), (13702, 122736), (15342, 109616), (16864, 99723), (19344, 86938), (20456, 82212), (20553, 81824), (21216, 79267), (25296, 66482), (27404, 61368), (30684, 54808), (33241, 50592), (38688, 43469), (40912, 41106)]