257430312

素因数分解:

$2^3\times 3^6\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1254

約数の個数: 112

約数和(自身を含む): 743873940

約数和(自身を除く): 486443628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 81, 108, 111, 148, 162, 216, 222, 243, 296, 324, 333, 444, 486, 648, 666, 729, 888, 972, 999, 1193, 1332, 1458, 1944, 1998, 2386, 2664, 2916, 2997, 3579, 3996, 4772, 5832, 5994, 7158, 7992, 8991, 9544, 10737, 11988, 14316, 17982, 21474, 23976, 26973, 28632, 32211, 35964, 42948, 44141, 53946, 64422, 71928, 85896, 88282, 96633, 107892, 128844, 132423, 176564, 193266, 215784, 257688, 264846, 289899, 353128, 386532, 397269, 529692, 579798, 773064, 794538, 869697, 1059384, 1159596, 1191807, 1589076, 1739394, 2319192, 2383614, 3178152, 3478788, 3575421, 4767228, 6957576, 7150842, 9534456, 10726263, 14301684, 21452526, 28603368, 32178789, 42905052, 64357578, 85810104, 128715156, 257430312]

約数ペア:

[(1, 257430312), (2, 128715156), (3, 85810104), (4, 64357578), (6, 42905052), (8, 32178789), (9, 28603368), (12, 21452526), (18, 14301684), (24, 10726263), (27, 9534456), (36, 7150842), (37, 6957576), (54, 4767228), (72, 3575421), (74, 3478788), (81, 3178152), (108, 2383614), (111, 2319192), (148, 1739394), (162, 1589076), (216, 1191807), (222, 1159596), (243, 1059384), (296, 869697), (324, 794538), (333, 773064), (444, 579798), (486, 529692), (648, 397269), (666, 386532), (729, 353128), (888, 289899), (972, 264846), (999, 257688), (1193, 215784), (1332, 193266), (1458, 176564), (1944, 132423), (1998, 128844), (2386, 107892), (2664, 96633), (2916, 88282), (2997, 85896), (3579, 71928), (3996, 64422), (4772, 53946), (5832, 44141), (5994, 42948), (7158, 35964), (7992, 32211), (8991, 28632), (9544, 26973), (10737, 23976), (11988, 21474), (14316, 17982)]