1256845824

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20981}}^1$

素因数の和:21018

約数の個数: 120

約数和(自身を含む): 3906554652

約数和(自身を除く): 2649708828

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 512, 576, 624, 768, 832, 936, 1152, 1248, 1536, 1664, 1872, 2304, 2496, 3328, 3744, 4608, 4992, 6656, 7488, 9984, 14976, 19968, 20981, 29952, 41962, 59904, 62943, 83924, 125886, 167848, 188829, 251772, 272753, 335696, 377658, 503544, 545506, 671392, 755316, 818259, 1007088, 1091012, 1342784, 1510632, 1636518, 2014176, 2182024, 2454777, 2685568, 3021264, 3273036, 4028352, 4364048, 4909554, 5371136, 6042528, 6546072, 8056704, 8728096, 9819108, 10742272, 12085056, 13092144, 16113408, 17456192, 19638216, 24170112, 26184288, 32226816, 34912384, 39276432, 48340224, 52368576, 69824768, 78552864, 96680448, 104737152, 139649536, 157105728, 209474304, 314211456, 418948608, 628422912, 1256845824]

約数ペア:

[(1, 1256845824), (2, 628422912), (3, 418948608), (4, 314211456), (6, 209474304), (8, 157105728), (9, 139649536), (12, 104737152), (13, 96680448), (16, 78552864), (18, 69824768), (24, 52368576), (26, 48340224), (32, 39276432), (36, 34912384), (39, 32226816), (48, 26184288), (52, 24170112), (64, 19638216), (72, 17456192), (78, 16113408), (96, 13092144), (104, 12085056), (117, 10742272), (128, 9819108), (144, 8728096), (156, 8056704), (192, 6546072), (208, 6042528), (234, 5371136), (256, 4909554), (288, 4364048), (312, 4028352), (384, 3273036), (416, 3021264), (468, 2685568), (512, 2454777), (576, 2182024), (624, 2014176), (768, 1636518), (832, 1510632), (936, 1342784), (1152, 1091012), (1248, 1007088), (1536, 818259), (1664, 755316), (1872, 671392), (2304, 545506), (2496, 503544), (3328, 377658), (3744, 335696), (4608, 272753), (4992, 251772), (6656, 188829), (7488, 167848), (9984, 125886), (14976, 83924), (19968, 62943), (20981, 59904), (29952, 41962)]