278318016

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:739

約数の個数: 168

約数和(自身を含む): 865625904

約数和(自身を除く): 587307888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 43, 48, 51, 64, 68, 72, 86, 96, 102, 129, 136, 144, 153, 172, 192, 204, 258, 272, 288, 306, 344, 387, 408, 516, 544, 576, 612, 661, 688, 731, 774, 816, 1032, 1088, 1224, 1322, 1376, 1462, 1548, 1632, 1983, 2064, 2193, 2448, 2644, 2752, 2924, 3096, 3264, 3966, 4128, 4386, 4896, 5288, 5848, 5949, 6192, 6579, 7932, 8256, 8772, 9792, 10576, 11237, 11696, 11898, 12384, 13158, 15864, 17544, 21152, 22474, 23392, 23796, 24768, 26316, 28423, 31728, 33711, 35088, 42304, 44948, 46784, 47592, 52632, 56846, 63456, 67422, 70176, 85269, 89896, 95184, 101133, 105264, 113692, 126912, 134844, 140352, 170538, 179792, 190368, 202266, 210528, 227384, 255807, 269688, 341076, 359584, 380736, 404532, 421056, 454768, 483191, 511614, 539376, 682152, 719168, 809064, 909536, 966382, 1023228, 1078752, 1364304, 1449573, 1618128, 1819072, 1932764, 2046456, 2157504, 2728608, 2899146, 3236256, 3865528, 4092912, 4348719, 5457216, 5798292, 6472512, 7731056, 8185824, 8697438, 11596584, 15462112, 16371648, 17394876, 23193168, 30924224, 34789752, 46386336, 69579504, 92772672, 139159008, 278318016]

約数ペア:

[(1, 278318016), (2, 139159008), (3, 92772672), (4, 69579504), (6, 46386336), (8, 34789752), (9, 30924224), (12, 23193168), (16, 17394876), (17, 16371648), (18, 15462112), (24, 11596584), (32, 8697438), (34, 8185824), (36, 7731056), (43, 6472512), (48, 5798292), (51, 5457216), (64, 4348719), (68, 4092912), (72, 3865528), (86, 3236256), (96, 2899146), (102, 2728608), (129, 2157504), (136, 2046456), (144, 1932764), (153, 1819072), (172, 1618128), (192, 1449573), (204, 1364304), (258, 1078752), (272, 1023228), (288, 966382), (306, 909536), (344, 809064), (387, 719168), (408, 682152), (516, 539376), (544, 511614), (576, 483191), (612, 454768), (661, 421056), (688, 404532), (731, 380736), (774, 359584), (816, 341076), (1032, 269688), (1088, 255807), (1224, 227384), (1322, 210528), (1376, 202266), (1462, 190368), (1548, 179792), (1632, 170538), (1983, 140352), (2064, 134844), (2193, 126912), (2448, 113692), (2644, 105264), (2752, 101133), (2924, 95184), (3096, 89896), (3264, 85269), (3966, 70176), (4128, 67422), (4386, 63456), (4896, 56846), (5288, 52632), (5848, 47592), (5949, 46784), (6192, 44948), (6579, 42304), (7932, 35088), (8256, 33711), (8772, 31728), (9792, 28423), (10576, 26316), (11237, 24768), (11696, 23796), (11898, 23392), (12384, 22474), (13158, 21152), (15864, 17544)]