645589728

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{743}}^1$

素因数の和:1197

約数の個数: 144

約数和(自身を含む): 2105865216

約数和(自身を除く): 1460275488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 431, 504, 672, 743, 862, 1008, 1293, 1486, 1724, 2016, 2229, 2586, 2972, 3017, 3448, 3879, 4458, 5172, 5201, 5944, 6034, 6687, 6896, 7758, 8916, 9051, 10344, 10402, 11888, 12068, 13374, 13792, 15516, 15603, 17832, 18102, 20688, 20804, 23776, 24136, 26748, 27153, 31032, 31206, 35664, 36204, 41376, 41608, 46809, 48272, 53496, 54306, 62064, 62412, 71328, 72408, 83216, 93618, 96544, 106992, 108612, 124128, 124824, 144816, 166432, 187236, 213984, 217224, 249648, 289632, 320233, 374472, 434448, 499296, 640466, 748944, 868896, 960699, 1280932, 1497888, 1921398, 2241631, 2561864, 2882097, 3842796, 4483262, 5123728, 5764194, 6724893, 7685592, 8966524, 10247456, 11528388, 13449786, 15371184, 17933048, 20174679, 23056776, 26899572, 30742368, 35866096, 40349358, 46113552, 53799144, 71732192, 80698716, 92227104, 107598288, 161397432, 215196576, 322794864, 645589728]

約数ペア:

[(1, 645589728), (2, 322794864), (3, 215196576), (4, 161397432), (6, 107598288), (7, 92227104), (8, 80698716), (9, 71732192), (12, 53799144), (14, 46113552), (16, 40349358), (18, 35866096), (21, 30742368), (24, 26899572), (28, 23056776), (32, 20174679), (36, 17933048), (42, 15371184), (48, 13449786), (56, 11528388), (63, 10247456), (72, 8966524), (84, 7685592), (96, 6724893), (112, 5764194), (126, 5123728), (144, 4483262), (168, 3842796), (224, 2882097), (252, 2561864), (288, 2241631), (336, 1921398), (431, 1497888), (504, 1280932), (672, 960699), (743, 868896), (862, 748944), (1008, 640466), (1293, 499296), (1486, 434448), (1724, 374472), (2016, 320233), (2229, 289632), (2586, 249648), (2972, 217224), (3017, 213984), (3448, 187236), (3879, 166432), (4458, 144816), (5172, 124824), (5201, 124128), (5944, 108612), (6034, 106992), (6687, 96544), (6896, 93618), (7758, 83216), (8916, 72408), (9051, 71328), (10344, 62412), (10402, 62064), (11888, 54306), (12068, 53496), (13374, 48272), (13792, 46809), (15516, 41608), (15603, 41376), (17832, 36204), (18102, 35664), (20688, 31206), (20804, 31032), (23776, 27153), (24136, 26748)]