981601712

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 2594521440

約数和(自身を除く): 1612919728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 37, 38, 49, 52, 56, 74, 76, 91, 98, 104, 112, 133, 137, 148, 152, 182, 196, 208, 247, 259, 266, 274, 296, 304, 364, 392, 481, 494, 518, 532, 548, 592, 637, 703, 728, 784, 931, 959, 962, 988, 1036, 1064, 1096, 1274, 1406, 1456, 1729, 1781, 1813, 1862, 1918, 1924, 1976, 2072, 2128, 2192, 2548, 2603, 2812, 3367, 3458, 3562, 3626, 3724, 3836, 3848, 3952, 4144, 4921, 5069, 5096, 5206, 5624, 6713, 6734, 6916, 7124, 7252, 7448, 7672, 7696, 9139, 9842, 10138, 10192, 10412, 11248, 12103, 12467, 13426, 13468, 13832, 14248, 14504, 14896, 15344, 18221, 18278, 19684, 20276, 20824, 23569, 24206, 24934, 26852, 26936, 27664, 28496, 29008, 33839, 34447, 35483, 36442, 36556, 39368, 40552, 41648, 47138, 48412, 49868, 53704, 53872, 63973, 65897, 67678, 68894, 70966, 72884, 73112, 78736, 81104, 87269, 94276, 96311, 96824, 99736, 107408, 127547, 127946, 131794, 135356, 137788, 141932, 145768, 146224, 174538, 188552, 192622, 193648, 199472, 236873, 248381, 255094, 255892, 263588, 270712, 275576, 283864, 291536, 349076, 377104, 385244, 447811, 461279, 473746, 496762, 510188, 511784, 527176, 541424, 551152, 567728, 674177, 698152, 770488, 895622, 922558, 947492, 993524, 1020376, 1023568, 1054352, 1252043, 1348354, 1396304, 1540976, 1658111, 1791244, 1845116, 1894984, 1987048, 2040752, 2504086, 2696708, 3228953, 3316222, 3582488, 3690232, 3789968, 3974096, 4719239, 5008172, 5393416, 6457906, 6632444, 7164976, 7380464, 8764301, 9438478, 10016344, 10786832, 12915812, 13264888, 17528602, 18876956, 20032688, 25831624, 26529776, 35057204, 37753912, 51663248, 61350107, 70114408, 75507824, 122700214, 140228816, 245400428, 490800856, 981601712]

約数ペア:

[(1, 981601712), (2, 490800856), (4, 245400428), (7, 140228816), (8, 122700214), (13, 75507824), (14, 70114408), (16, 61350107), (19, 51663248), (26, 37753912), (28, 35057204), (37, 26529776), (38, 25831624), (49, 20032688), (52, 18876956), (56, 17528602), (74, 13264888), (76, 12915812), (91, 10786832), (98, 10016344), (104, 9438478), (112, 8764301), (133, 7380464), (137, 7164976), (148, 6632444), (152, 6457906), (182, 5393416), (196, 5008172), (208, 4719239), (247, 3974096), (259, 3789968), (266, 3690232), (274, 3582488), (296, 3316222), (304, 3228953), (364, 2696708), (392, 2504086), (481, 2040752), (494, 1987048), (518, 1894984), (532, 1845116), (548, 1791244), (592, 1658111), (637, 1540976), (703, 1396304), (728, 1348354), (784, 1252043), (931, 1054352), (959, 1023568), (962, 1020376), (988, 993524), (1036, 947492), (1064, 922558), (1096, 895622), (1274, 770488), (1406, 698152), (1456, 674177), (1729, 567728), (1781, 551152), (1813, 541424), (1862, 527176), (1918, 511784), (1924, 510188), (1976, 496762), (2072, 473746), (2128, 461279), (2192, 447811), (2548, 385244), (2603, 377104), (2812, 349076), (3367, 291536), (3458, 283864), (3562, 275576), (3626, 270712), (3724, 263588), (3836, 255892), (3848, 255094), (3952, 248381), (4144, 236873), (4921, 199472), (5069, 193648), (5096, 192622), (5206, 188552), (5624, 174538), (6713, 146224), (6734, 145768), (6916, 141932), (7124, 137788), (7252, 135356), (7448, 131794), (7672, 127946), (7696, 127547), (9139, 107408), (9842, 99736), (10138, 96824), (10192, 96311), (10412, 94276), (11248, 87269), (12103, 81104), (12467, 78736), (13426, 73112), (13468, 72884), (13832, 70966), (14248, 68894), (14504, 67678), (14896, 65897), (15344, 63973), (18221, 53872), (18278, 53704), (19684, 49868), (20276, 48412), (20824, 47138), (23569, 41648), (24206, 40552), (24934, 39368), (26852, 36556), (26936, 36442), (27664, 35483), (28496, 34447), (29008, 33839)]