253315104

素因数分解:

$2^5\times 3^1\times 7^5\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 780712128

約数和(自身を除く): 527397024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 157, 168, 196, 224, 294, 314, 336, 343, 392, 471, 588, 628, 672, 686, 784, 942, 1029, 1099, 1176, 1256, 1372, 1568, 1884, 2058, 2198, 2352, 2401, 2512, 2744, 3297, 3768, 4116, 4396, 4704, 4802, 5024, 5488, 6594, 7203, 7536, 7693, 8232, 8792, 9604, 10976, 13188, 14406, 15072, 15386, 16464, 16807, 17584, 19208, 23079, 26376, 28812, 30772, 32928, 33614, 35168, 38416, 46158, 50421, 52752, 53851, 57624, 61544, 67228, 76832, 92316, 100842, 105504, 107702, 115248, 123088, 134456, 161553, 184632, 201684, 215404, 230496, 246176, 268912, 323106, 369264, 376957, 403368, 430808, 537824, 646212, 738528, 753914, 806736, 861616, 1130871, 1292424, 1507828, 1613472, 1723232, 2261742, 2584848, 2638699, 3015656, 4523484, 5169696, 5277398, 6031312, 7916097, 9046968, 10554796, 12062624, 15832194, 18093936, 21109592, 31664388, 36187872, 42219184, 63328776, 84438368, 126657552, 253315104]

約数ペア:

[(1, 253315104), (2, 126657552), (3, 84438368), (4, 63328776), (6, 42219184), (7, 36187872), (8, 31664388), (12, 21109592), (14, 18093936), (16, 15832194), (21, 12062624), (24, 10554796), (28, 9046968), (32, 7916097), (42, 6031312), (48, 5277398), (49, 5169696), (56, 4523484), (84, 3015656), (96, 2638699), (98, 2584848), (112, 2261742), (147, 1723232), (157, 1613472), (168, 1507828), (196, 1292424), (224, 1130871), (294, 861616), (314, 806736), (336, 753914), (343, 738528), (392, 646212), (471, 537824), (588, 430808), (628, 403368), (672, 376957), (686, 369264), (784, 323106), (942, 268912), (1029, 246176), (1099, 230496), (1176, 215404), (1256, 201684), (1372, 184632), (1568, 161553), (1884, 134456), (2058, 123088), (2198, 115248), (2352, 107702), (2401, 105504), (2512, 100842), (2744, 92316), (3297, 76832), (3768, 67228), (4116, 61544), (4396, 57624), (4704, 53851), (4802, 52752), (5024, 50421), (5488, 46158), (6594, 38416), (7203, 35168), (7536, 33614), (7693, 32928), (8232, 30772), (8792, 28812), (9604, 26376), (10976, 23079), (13188, 19208), (14406, 17584), (15072, 16807), (15386, 16464)]