990496512

素因数分解:

$2^8\times 3^4\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1356

約数の個数: 180

約数和(自身を含む): 3035654776

約数和(自身を除く): 2045158264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 81, 96, 108, 111, 128, 144, 148, 162, 192, 216, 222, 256, 288, 296, 324, 333, 384, 432, 444, 576, 592, 648, 666, 768, 864, 888, 999, 1152, 1184, 1291, 1296, 1332, 1728, 1776, 1998, 2304, 2368, 2582, 2592, 2664, 2997, 3456, 3552, 3873, 3996, 4736, 5164, 5184, 5328, 5994, 6912, 7104, 7746, 7992, 9472, 10328, 10368, 10656, 11619, 11988, 14208, 15492, 15984, 20656, 20736, 21312, 23238, 23976, 28416, 30984, 31968, 34857, 41312, 42624, 46476, 47767, 47952, 61968, 63936, 69714, 82624, 85248, 92952, 95534, 95904, 104571, 123936, 127872, 139428, 143301, 165248, 185904, 191068, 191808, 209142, 247872, 255744, 278856, 286602, 330496, 371808, 382136, 383616, 418284, 429903, 495744, 557712, 573204, 743616, 764272, 767232, 836568, 859806, 991488, 1115424, 1146408, 1289709, 1487232, 1528544, 1673136, 1719612, 2230848, 2292816, 2579418, 2974464, 3057088, 3346272, 3439224, 3869127, 4461696, 4585632, 5158836, 6114176, 6692544, 6878448, 7738254, 8923392, 9171264, 10317672, 12228352, 13385088, 13756896, 15476508, 18342528, 20635344, 26770176, 27513792, 30953016, 36685056, 41270688, 55027584, 61906032, 82541376, 110055168, 123812064, 165082752, 247624128, 330165504, 495248256, 990496512]

約数ペア:

[(1, 990496512), (2, 495248256), (3, 330165504), (4, 247624128), (6, 165082752), (8, 123812064), (9, 110055168), (12, 82541376), (16, 61906032), (18, 55027584), (24, 41270688), (27, 36685056), (32, 30953016), (36, 27513792), (37, 26770176), (48, 20635344), (54, 18342528), (64, 15476508), (72, 13756896), (74, 13385088), (81, 12228352), (96, 10317672), (108, 9171264), (111, 8923392), (128, 7738254), (144, 6878448), (148, 6692544), (162, 6114176), (192, 5158836), (216, 4585632), (222, 4461696), (256, 3869127), (288, 3439224), (296, 3346272), (324, 3057088), (333, 2974464), (384, 2579418), (432, 2292816), (444, 2230848), (576, 1719612), (592, 1673136), (648, 1528544), (666, 1487232), (768, 1289709), (864, 1146408), (888, 1115424), (999, 991488), (1152, 859806), (1184, 836568), (1291, 767232), (1296, 764272), (1332, 743616), (1728, 573204), (1776, 557712), (1998, 495744), (2304, 429903), (2368, 418284), (2582, 383616), (2592, 382136), (2664, 371808), (2997, 330496), (3456, 286602), (3552, 278856), (3873, 255744), (3996, 247872), (4736, 209142), (5164, 191808), (5184, 191068), (5328, 185904), (5994, 165248), (6912, 143301), (7104, 139428), (7746, 127872), (7992, 123936), (9472, 104571), (10328, 95904), (10368, 95534), (10656, 92952), (11619, 85248), (11988, 82624), (14208, 69714), (15492, 63936), (15984, 61968), (20656, 47952), (20736, 47767), (21312, 46476), (23238, 42624), (23976, 41312), (28416, 34857), (30984, 31968)]