257891862912

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{503821}}^1$

素因数の和:503912

約数の個数: 128

約数和(自身を含む): 723569003520

約数和(自身を除く): 465677140608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 43, 48, 62, 64, 86, 93, 96, 124, 128, 129, 172, 186, 192, 248, 258, 344, 372, 384, 496, 516, 688, 744, 992, 1032, 1333, 1376, 1488, 1984, 2064, 2666, 2752, 2976, 3968, 3999, 4128, 5332, 5504, 5952, 7998, 8256, 10664, 11904, 15996, 16512, 21328, 31992, 42656, 63984, 85312, 127968, 170624, 255936, 503821, 511872, 1007642, 1511463, 2015284, 3022926, 4030568, 6045852, 8061136, 12091704, 15618451, 16122272, 21664303, 24183408, 31236902, 32244544, 43328606, 46855353, 48366816, 62473804, 64489088, 64992909, 86657212, 93710706, 96733632, 124947608, 129985818, 173314424, 187421412, 193467264, 249895216, 259971636, 346628848, 374842824, 499790432, 519943272, 671593393, 693257696, 749685648, 999580864, 1039886544, 1343186786, 1386515392, 1499371296, 1999161728, 2014780179, 2079773088, 2686373572, 2773030784, 2998742592, 4029560358, 4159546176, 5372747144, 5997485184, 8059120716, 8319092352, 10745494288, 16118241432, 21490988576, 32236482864, 42981977152, 64472965728, 85963954304, 128945931456, 257891862912]

約数ペア:

[(1, 257891862912), (2, 128945931456), (3, 85963954304), (4, 64472965728), (6, 42981977152), (8, 32236482864), (12, 21490988576), (16, 16118241432), (24, 10745494288), (31, 8319092352), (32, 8059120716), (43, 5997485184), (48, 5372747144), (62, 4159546176), (64, 4029560358), (86, 2998742592), (93, 2773030784), (96, 2686373572), (124, 2079773088), (128, 2014780179), (129, 1999161728), (172, 1499371296), (186, 1386515392), (192, 1343186786), (248, 1039886544), (258, 999580864), (344, 749685648), (372, 693257696), (384, 671593393), (496, 519943272), (516, 499790432), (688, 374842824), (744, 346628848), (992, 259971636), (1032, 249895216), (1333, 193467264), (1376, 187421412), (1488, 173314424), (1984, 129985818), (2064, 124947608), (2666, 96733632), (2752, 93710706), (2976, 86657212), (3968, 64992909), (3999, 64489088), (4128, 62473804), (5332, 48366816), (5504, 46855353), (5952, 43328606), (7998, 32244544), (8256, 31236902), (10664, 24183408), (11904, 21664303), (15996, 16122272), (16512, 15618451), (21328, 12091704), (31992, 8061136), (42656, 6045852), (63984, 4030568), (85312, 3022926), (127968, 2015284), (170624, 1511463), (255936, 1007642), (503821, 511872)]