259828704

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20981}}^1$

素因数の和:21040

約数の個数: 72

約数和(自身を含む): 756107352

約数和(自身を除く): 496278648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 20981, 41962, 62943, 83924, 125886, 167848, 188829, 251772, 335696, 377658, 503544, 671392, 755316, 902183, 1007088, 1510632, 1804366, 2014176, 2706549, 3021264, 3608732, 5413098, 6042528, 7217464, 8119647, 10826196, 14434928, 16239294, 21652392, 28869856, 32478588, 43304784, 64957176, 86609568, 129914352, 259828704]

約数ペア:

[(1, 259828704), (2, 129914352), (3, 86609568), (4, 64957176), (6, 43304784), (8, 32478588), (9, 28869856), (12, 21652392), (16, 16239294), (18, 14434928), (24, 10826196), (32, 8119647), (36, 7217464), (43, 6042528), (48, 5413098), (72, 3608732), (86, 3021264), (96, 2706549), (129, 2014176), (144, 1804366), (172, 1510632), (258, 1007088), (288, 902183), (344, 755316), (387, 671392), (516, 503544), (688, 377658), (774, 335696), (1032, 251772), (1376, 188829), (1548, 167848), (2064, 125886), (3096, 83924), (4128, 62943), (6192, 41962), (12384, 20981)]