281294496

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:704

約数の個数: 216

約数和(自身を含む): 962043264

約数和(自身を除く): 680748768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 96, 98, 112, 124, 126, 144, 147, 168, 186, 196, 217, 224, 248, 252, 279, 288, 294, 336, 372, 392, 434, 441, 496, 504, 558, 588, 643, 651, 672, 744, 784, 868, 882, 992, 1008, 1116, 1176, 1286, 1302, 1488, 1519, 1568, 1736, 1764, 1929, 1953, 2016, 2232, 2352, 2572, 2604, 2976, 3038, 3472, 3528, 3858, 3906, 4464, 4501, 4557, 4704, 5144, 5208, 5787, 6076, 6944, 7056, 7716, 7812, 8928, 9002, 9114, 10288, 10416, 11574, 12152, 13503, 13671, 14112, 15432, 15624, 18004, 18228, 19933, 20576, 20832, 23148, 24304, 27006, 27342, 30864, 31248, 31507, 36008, 36456, 39866, 40509, 46296, 48608, 54012, 54684, 59799, 61728, 62496, 63014, 72016, 72912, 79732, 81018, 92592, 94521, 108024, 109368, 119598, 126028, 139531, 144032, 145824, 159464, 162036, 179397, 185184, 189042, 216048, 218736, 239196, 252056, 279062, 283563, 318928, 324072, 358794, 378084, 418593, 432096, 437472, 478392, 504112, 558124, 567126, 637856, 648144, 717588, 756168, 837186, 956784, 976717, 1008224, 1116248, 1134252, 1255779, 1296288, 1435176, 1512336, 1674372, 1913568, 1953434, 2232496, 2268504, 2511558, 2870352, 2930151, 3024672, 3348744, 3906868, 4464992, 4537008, 5023116, 5740704, 5860302, 6697488, 7813736, 8790453, 9074016, 10046232, 11720604, 13394976, 15627472, 17580906, 20092464, 23441208, 31254944, 35161812, 40184928, 46882416, 70323624, 93764832, 140647248, 281294496]

約数ペア:

[(1, 281294496), (2, 140647248), (3, 93764832), (4, 70323624), (6, 46882416), (7, 40184928), (8, 35161812), (9, 31254944), (12, 23441208), (14, 20092464), (16, 17580906), (18, 15627472), (21, 13394976), (24, 11720604), (28, 10046232), (31, 9074016), (32, 8790453), (36, 7813736), (42, 6697488), (48, 5860302), (49, 5740704), (56, 5023116), (62, 4537008), (63, 4464992), (72, 3906868), (84, 3348744), (93, 3024672), (96, 2930151), (98, 2870352), (112, 2511558), (124, 2268504), (126, 2232496), (144, 1953434), (147, 1913568), (168, 1674372), (186, 1512336), (196, 1435176), (217, 1296288), (224, 1255779), (248, 1134252), (252, 1116248), (279, 1008224), (288, 976717), (294, 956784), (336, 837186), (372, 756168), (392, 717588), (434, 648144), (441, 637856), (496, 567126), (504, 558124), (558, 504112), (588, 478392), (643, 437472), (651, 432096), (672, 418593), (744, 378084), (784, 358794), (868, 324072), (882, 318928), (992, 283563), (1008, 279062), (1116, 252056), (1176, 239196), (1286, 218736), (1302, 216048), (1488, 189042), (1519, 185184), (1568, 179397), (1736, 162036), (1764, 159464), (1929, 145824), (1953, 144032), (2016, 139531), (2232, 126028), (2352, 119598), (2572, 109368), (2604, 108024), (2976, 94521), (3038, 92592), (3472, 81018), (3528, 79732), (3858, 72912), (3906, 72016), (4464, 63014), (4501, 62496), (4557, 61728), (4704, 59799), (5144, 54684), (5208, 54012), (5787, 48608), (6076, 46296), (6944, 40509), (7056, 39866), (7716, 36456), (7812, 36008), (8928, 31507), (9002, 31248), (9114, 30864), (10288, 27342), (10416, 27006), (11574, 24304), (12152, 23148), (13503, 20832), (13671, 20576), (14112, 19933), (15432, 18228), (15624, 18004)]