257424288

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{769}}^1$

素因数の和:1110

約数の個数: 96

約数和(自身を含む): 740456640

約数和(自身を除く): 483032352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 317, 352, 528, 634, 769, 951, 1056, 1268, 1538, 1902, 2307, 2536, 3076, 3487, 3804, 4614, 5072, 6152, 6974, 7608, 8459, 9228, 10144, 10461, 12304, 13948, 15216, 16918, 18456, 20922, 24608, 25377, 27896, 30432, 33836, 36912, 41844, 50754, 55792, 67672, 73824, 83688, 101508, 111584, 135344, 167376, 203016, 243773, 270688, 334752, 406032, 487546, 731319, 812064, 975092, 1462638, 1950184, 2681503, 2925276, 3900368, 5363006, 5850552, 7800736, 8044509, 10726012, 11701104, 16089018, 21452024, 23402208, 32178036, 42904048, 64356072, 85808096, 128712144, 257424288]

約数ペア:

[(1, 257424288), (2, 128712144), (3, 85808096), (4, 64356072), (6, 42904048), (8, 32178036), (11, 23402208), (12, 21452024), (16, 16089018), (22, 11701104), (24, 10726012), (32, 8044509), (33, 7800736), (44, 5850552), (48, 5363006), (66, 3900368), (88, 2925276), (96, 2681503), (132, 1950184), (176, 1462638), (264, 975092), (317, 812064), (352, 731319), (528, 487546), (634, 406032), (769, 334752), (951, 270688), (1056, 243773), (1268, 203016), (1538, 167376), (1902, 135344), (2307, 111584), (2536, 101508), (3076, 83688), (3487, 73824), (3804, 67672), (4614, 55792), (5072, 50754), (6152, 41844), (6974, 36912), (7608, 33836), (8459, 30432), (9228, 27896), (10144, 25377), (10461, 24608), (12304, 20922), (13948, 18456), (15216, 16918)]