1281609504

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:688

約数の個数: 216

約数和(自身を含む): 4270374108

約数和(自身を除く): 2988764604

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 197, 224, 252, 288, 294, 336, 392, 394, 441, 461, 504, 588, 591, 672, 784, 788, 882, 922, 1008, 1176, 1182, 1379, 1383, 1568, 1576, 1764, 1773, 1844, 2016, 2352, 2364, 2758, 2766, 3152, 3227, 3528, 3546, 3688, 4137, 4149, 4704, 4728, 5516, 5532, 6304, 6454, 7056, 7092, 7376, 8274, 8298, 9456, 9653, 9681, 11032, 11064, 12411, 12908, 14112, 14184, 14752, 16548, 16596, 18912, 19306, 19362, 22064, 22128, 22589, 24822, 25816, 28368, 28959, 29043, 33096, 33192, 38612, 38724, 44128, 44256, 45178, 49644, 51632, 56736, 57918, 58086, 66192, 66384, 67767, 77224, 77448, 86877, 90356, 90817, 99288, 103264, 115836, 116172, 132384, 132768, 135534, 154448, 154896, 173754, 180712, 181634, 198576, 203301, 231672, 232344, 271068, 272451, 308896, 309792, 347508, 361424, 363268, 397152, 406602, 463344, 464688, 542136, 544902, 635719, 695016, 722848, 726536, 813204, 817353, 926688, 929376, 1084272, 1089804, 1271438, 1390032, 1453072, 1626408, 1634706, 1907157, 2168544, 2179608, 2542876, 2780064, 2906144, 3252816, 3269412, 3814314, 4359216, 4450033, 5085752, 5721471, 6505632, 6538824, 7628628, 8718432, 8900066, 10171504, 11442942, 13077648, 13350099, 15257256, 17800132, 20343008, 22885884, 26155296, 26700198, 30514512, 35600264, 40050297, 45771768, 53400396, 61029024, 71200528, 80100594, 91543536, 106800792, 142401056, 160201188, 183087072, 213601584, 320402376, 427203168, 640804752, 1281609504]

約数ペア:

[(1, 1281609504), (2, 640804752), (3, 427203168), (4, 320402376), (6, 213601584), (7, 183087072), (8, 160201188), (9, 142401056), (12, 106800792), (14, 91543536), (16, 80100594), (18, 71200528), (21, 61029024), (24, 53400396), (28, 45771768), (32, 40050297), (36, 35600264), (42, 30514512), (48, 26700198), (49, 26155296), (56, 22885884), (63, 20343008), (72, 17800132), (84, 15257256), (96, 13350099), (98, 13077648), (112, 11442942), (126, 10171504), (144, 8900066), (147, 8718432), (168, 7628628), (196, 6538824), (197, 6505632), (224, 5721471), (252, 5085752), (288, 4450033), (294, 4359216), (336, 3814314), (392, 3269412), (394, 3252816), (441, 2906144), (461, 2780064), (504, 2542876), (588, 2179608), (591, 2168544), (672, 1907157), (784, 1634706), (788, 1626408), (882, 1453072), (922, 1390032), (1008, 1271438), (1176, 1089804), (1182, 1084272), (1379, 929376), (1383, 926688), (1568, 817353), (1576, 813204), (1764, 726536), (1773, 722848), (1844, 695016), (2016, 635719), (2352, 544902), (2364, 542136), (2758, 464688), (2766, 463344), (3152, 406602), (3227, 397152), (3528, 363268), (3546, 361424), (3688, 347508), (4137, 309792), (4149, 308896), (4704, 272451), (4728, 271068), (5516, 232344), (5532, 231672), (6304, 203301), (6454, 198576), (7056, 181634), (7092, 180712), (7376, 173754), (8274, 154896), (8298, 154448), (9456, 135534), (9653, 132768), (9681, 132384), (11032, 116172), (11064, 115836), (12411, 103264), (12908, 99288), (14112, 90817), (14184, 90356), (14752, 86877), (16548, 77448), (16596, 77224), (18912, 67767), (19306, 66384), (19362, 66192), (22064, 58086), (22128, 57918), (22589, 56736), (24822, 51632), (25816, 49644), (28368, 45178), (28959, 44256), (29043, 44128), (33096, 38724), (33192, 38612)]