1978294752

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1155

約数の個数: 240

約数和(自身を含む): 6717997440

約数和(自身を除く): 4739702688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 107, 108, 112, 126, 144, 162, 168, 189, 214, 216, 224, 252, 288, 321, 324, 336, 378, 428, 432, 504, 567, 642, 648, 672, 749, 756, 856, 864, 963, 1008, 1019, 1134, 1284, 1296, 1498, 1512, 1712, 1926, 2016, 2038, 2247, 2268, 2568, 2592, 2889, 2996, 3024, 3057, 3424, 3852, 4076, 4494, 4536, 5136, 5778, 5992, 6048, 6114, 6741, 7133, 7704, 8152, 8667, 8988, 9072, 9171, 10272, 11556, 11984, 12228, 13482, 14266, 15408, 16304, 17334, 17976, 18144, 18342, 20223, 21399, 23112, 23968, 24456, 26964, 27513, 28532, 30816, 32608, 34668, 35952, 36684, 40446, 42798, 46224, 48912, 53928, 55026, 57064, 60669, 64197, 69336, 71904, 73368, 80892, 82539, 85596, 92448, 97824, 107856, 109033, 110052, 114128, 121338, 128394, 138672, 146736, 161784, 165078, 171192, 192591, 215712, 218066, 220104, 228256, 242676, 256788, 277344, 293472, 323568, 327099, 330156, 342384, 385182, 436132, 440208, 485352, 513576, 577773, 647136, 654198, 660312, 684768, 763231, 770364, 872264, 880416, 970704, 981297, 1027152, 1155546, 1308396, 1320624, 1526462, 1540728, 1744528, 1941408, 1962594, 2054304, 2289693, 2311092, 2616792, 2641248, 2943891, 3052924, 3081456, 3489056, 3925188, 4579386, 4622184, 5233584, 5887782, 6105848, 6162912, 6869079, 7850376, 8831673, 9158772, 9244368, 10467168, 11775564, 12211696, 13738158, 15700752, 17663346, 18317544, 18488736, 20607237, 23551128, 24423392, 27476316, 31401504, 35326692, 36635088, 41214474, 47102256, 54952632, 61821711, 70653384, 73270176, 82428948, 94204512, 109905264, 123643422, 141306768, 164857896, 219810528, 247286844, 282613536, 329715792, 494573688, 659431584, 989147376, 1978294752]

約数ペア:

[(1, 1978294752), (2, 989147376), (3, 659431584), (4, 494573688), (6, 329715792), (7, 282613536), (8, 247286844), (9, 219810528), (12, 164857896), (14, 141306768), (16, 123643422), (18, 109905264), (21, 94204512), (24, 82428948), (27, 73270176), (28, 70653384), (32, 61821711), (36, 54952632), (42, 47102256), (48, 41214474), (54, 36635088), (56, 35326692), (63, 31401504), (72, 27476316), (81, 24423392), (84, 23551128), (96, 20607237), (107, 18488736), (108, 18317544), (112, 17663346), (126, 15700752), (144, 13738158), (162, 12211696), (168, 11775564), (189, 10467168), (214, 9244368), (216, 9158772), (224, 8831673), (252, 7850376), (288, 6869079), (321, 6162912), (324, 6105848), (336, 5887782), (378, 5233584), (428, 4622184), (432, 4579386), (504, 3925188), (567, 3489056), (642, 3081456), (648, 3052924), (672, 2943891), (749, 2641248), (756, 2616792), (856, 2311092), (864, 2289693), (963, 2054304), (1008, 1962594), (1019, 1941408), (1134, 1744528), (1284, 1540728), (1296, 1526462), (1498, 1320624), (1512, 1308396), (1712, 1155546), (1926, 1027152), (2016, 981297), (2038, 970704), (2247, 880416), (2268, 872264), (2568, 770364), (2592, 763231), (2889, 684768), (2996, 660312), (3024, 654198), (3057, 647136), (3424, 577773), (3852, 513576), (4076, 485352), (4494, 440208), (4536, 436132), (5136, 385182), (5778, 342384), (5992, 330156), (6048, 327099), (6114, 323568), (6741, 293472), (7133, 277344), (7704, 256788), (8152, 242676), (8667, 228256), (8988, 220104), (9072, 218066), (9171, 215712), (10272, 192591), (11556, 171192), (11984, 165078), (12228, 161784), (13482, 146736), (14266, 138672), (15408, 128394), (16304, 121338), (17334, 114128), (17976, 110052), (18144, 109033), (18342, 107856), (20223, 97824), (21399, 92448), (23112, 85596), (23968, 82539), (24456, 80892), (26964, 73368), (27513, 71904), (28532, 69336), (30816, 64197), (32608, 60669), (34668, 57064), (35952, 55026), (36684, 53928), (40446, 48912), (42798, 46224)]