320871328

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:470

約数の個数: 96

約数和(自身を含む): 705438720

約数和(自身を除く): 384567392

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 53, 62, 68, 106, 124, 136, 212, 248, 272, 359, 424, 496, 527, 544, 718, 848, 901, 992, 1054, 1436, 1643, 1696, 1802, 2108, 2872, 3286, 3604, 4216, 5744, 6103, 6572, 7208, 8432, 11129, 11488, 12206, 13144, 14416, 16864, 19027, 22258, 24412, 26288, 27931, 28832, 38054, 44516, 48824, 52576, 55862, 76108, 89032, 97648, 111724, 152216, 178064, 189193, 195296, 223448, 304432, 323459, 356128, 378386, 446896, 589837, 608864, 646918, 756772, 893792, 1179674, 1293836, 1513544, 2359348, 2587672, 3027088, 4718696, 5175344, 6054176, 9437392, 10027229, 10350688, 18874784, 20054458, 40108916, 80217832, 160435664, 320871328]

約数ペア:

[(1, 320871328), (2, 160435664), (4, 80217832), (8, 40108916), (16, 20054458), (17, 18874784), (31, 10350688), (32, 10027229), (34, 9437392), (53, 6054176), (62, 5175344), (68, 4718696), (106, 3027088), (124, 2587672), (136, 2359348), (212, 1513544), (248, 1293836), (272, 1179674), (359, 893792), (424, 756772), (496, 646918), (527, 608864), (544, 589837), (718, 446896), (848, 378386), (901, 356128), (992, 323459), (1054, 304432), (1436, 223448), (1643, 195296), (1696, 189193), (1802, 178064), (2108, 152216), (2872, 111724), (3286, 97648), (3604, 89032), (4216, 76108), (5744, 55862), (6103, 52576), (6572, 48824), (7208, 44516), (8432, 38054), (11129, 28832), (11488, 27931), (12206, 26288), (13144, 24412), (14416, 22258), (16864, 19027)]