681687864

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{463}}^1$

素因数の和:523

約数の個数: 216

約数和(自身を含む): 2202192720

約数和(自身を除く): 1520504856

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 66, 72, 78, 88, 99, 104, 117, 121, 132, 143, 156, 169, 198, 234, 242, 264, 286, 312, 338, 363, 396, 429, 463, 468, 484, 507, 572, 676, 726, 792, 858, 926, 936, 968, 1014, 1089, 1144, 1287, 1352, 1389, 1452, 1521, 1573, 1716, 1852, 1859, 2028, 2178, 2574, 2778, 2904, 3042, 3146, 3432, 3704, 3718, 4056, 4167, 4356, 4719, 5093, 5148, 5556, 5577, 6019, 6084, 6292, 7436, 8334, 8712, 9438, 10186, 10296, 11112, 11154, 12038, 12168, 12584, 14157, 14872, 15279, 16668, 16731, 18057, 18876, 20372, 20449, 22308, 24076, 28314, 30558, 33336, 33462, 36114, 37752, 40744, 40898, 44616, 45837, 48152, 54171, 56023, 56628, 61116, 61347, 66209, 66924, 72228, 78247, 81796, 91674, 108342, 112046, 113256, 122232, 122694, 132418, 133848, 144456, 156494, 163592, 168069, 183348, 184041, 198627, 216684, 224092, 234741, 245388, 264836, 312988, 336138, 366696, 368082, 397254, 433368, 448184, 469482, 490776, 504207, 529672, 595881, 625976, 672276, 704223, 728299, 736164, 794508, 860717, 938964, 1008414, 1191762, 1344552, 1408446, 1456598, 1472328, 1589016, 1721434, 1877928, 2016828, 2184897, 2383524, 2582151, 2816892, 2913196, 3442868, 4033656, 4369794, 4767048, 5164302, 5633784, 5826392, 6554691, 6885736, 7746453, 8739588, 9467887, 10328604, 13109382, 15492906, 17479176, 18935774, 20657208, 26218764, 28403661, 30985812, 37871548, 52437528, 56807322, 61971624, 75743096, 85210983, 113614644, 170421966, 227229288, 340843932, 681687864]

約数ペア:

[(1, 681687864), (2, 340843932), (3, 227229288), (4, 170421966), (6, 113614644), (8, 85210983), (9, 75743096), (11, 61971624), (12, 56807322), (13, 52437528), (18, 37871548), (22, 30985812), (24, 28403661), (26, 26218764), (33, 20657208), (36, 18935774), (39, 17479176), (44, 15492906), (52, 13109382), (66, 10328604), (72, 9467887), (78, 8739588), (88, 7746453), (99, 6885736), (104, 6554691), (117, 5826392), (121, 5633784), (132, 5164302), (143, 4767048), (156, 4369794), (169, 4033656), (198, 3442868), (234, 2913196), (242, 2816892), (264, 2582151), (286, 2383524), (312, 2184897), (338, 2016828), (363, 1877928), (396, 1721434), (429, 1589016), (463, 1472328), (468, 1456598), (484, 1408446), (507, 1344552), (572, 1191762), (676, 1008414), (726, 938964), (792, 860717), (858, 794508), (926, 736164), (936, 728299), (968, 704223), (1014, 672276), (1089, 625976), (1144, 595881), (1287, 529672), (1352, 504207), (1389, 490776), (1452, 469482), (1521, 448184), (1573, 433368), (1716, 397254), (1852, 368082), (1859, 366696), (2028, 336138), (2178, 312988), (2574, 264836), (2778, 245388), (2904, 234741), (3042, 224092), (3146, 216684), (3432, 198627), (3704, 184041), (3718, 183348), (4056, 168069), (4167, 163592), (4356, 156494), (4719, 144456), (5093, 133848), (5148, 132418), (5556, 122694), (5577, 122232), (6019, 113256), (6084, 112046), (6292, 108342), (7436, 91674), (8334, 81796), (8712, 78247), (9438, 72228), (10186, 66924), (10296, 66209), (11112, 61347), (11154, 61116), (12038, 56628), (12168, 56023), (12584, 54171), (14157, 48152), (14872, 45837), (15279, 44616), (16668, 40898), (16731, 40744), (18057, 37752), (18876, 36114), (20372, 33462), (20449, 33336), (22308, 30558), (24076, 28314)]