279409312

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{419}}^1$

素因数の和:678

約数の個数: 96

約数和(自身を含む): 681609600

約数和(自身を除く): 402200288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 229, 364, 416, 419, 458, 728, 838, 916, 1456, 1603, 1676, 1832, 2912, 2933, 2977, 3206, 3352, 3664, 5447, 5866, 5954, 6412, 6704, 7328, 10894, 11732, 11908, 12824, 13408, 20839, 21788, 23464, 23816, 25648, 38129, 41678, 43576, 46928, 47632, 51296, 76258, 83356, 87152, 93856, 95264, 95951, 152516, 166712, 174304, 191902, 305032, 333424, 383804, 610064, 666848, 671657, 767608, 1220128, 1247363, 1343314, 1535216, 2494726, 2686628, 3070432, 4989452, 5373256, 8731541, 9978904, 10746512, 17463082, 19957808, 21493024, 34926164, 39915616, 69852328, 139704656, 279409312]

約数ペア:

[(1, 279409312), (2, 139704656), (4, 69852328), (7, 39915616), (8, 34926164), (13, 21493024), (14, 19957808), (16, 17463082), (26, 10746512), (28, 9978904), (32, 8731541), (52, 5373256), (56, 4989452), (91, 3070432), (104, 2686628), (112, 2494726), (182, 1535216), (208, 1343314), (224, 1247363), (229, 1220128), (364, 767608), (416, 671657), (419, 666848), (458, 610064), (728, 383804), (838, 333424), (916, 305032), (1456, 191902), (1603, 174304), (1676, 166712), (1832, 152516), (2912, 95951), (2933, 95264), (2977, 93856), (3206, 87152), (3352, 83356), (3664, 76258), (5447, 51296), (5866, 47632), (5954, 46928), (6412, 43576), (6704, 41678), (7328, 38129), (10894, 25648), (11732, 23816), (11908, 23464), (12824, 21788), (13408, 20839)]