256105752

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:670

約数の個数: 128

約数和(自身を含む): 762048000

約数和(自身を除く): 505942248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 53, 56, 84, 98, 106, 147, 159, 168, 196, 212, 294, 318, 343, 371, 392, 424, 587, 588, 636, 686, 742, 1029, 1113, 1174, 1176, 1272, 1372, 1484, 1761, 2058, 2226, 2348, 2597, 2744, 2968, 3522, 4109, 4116, 4452, 4696, 5194, 7044, 7791, 8218, 8232, 8904, 10388, 12327, 14088, 15582, 16436, 18179, 20776, 24654, 28763, 31111, 31164, 32872, 36358, 49308, 54537, 57526, 62222, 62328, 72716, 86289, 93333, 98616, 109074, 115052, 124444, 145432, 172578, 186666, 201341, 217777, 218148, 230104, 248888, 345156, 373332, 402682, 435554, 436296, 604023, 653331, 690312, 746664, 805364, 871108, 1208046, 1306662, 1524439, 1610728, 1742216, 2416092, 2613324, 3048878, 4573317, 4832184, 5226648, 6097756, 9146634, 10671073, 12195512, 18293268, 21342146, 32013219, 36586536, 42684292, 64026438, 85368584, 128052876, 256105752]

約数ペア:

[(1, 256105752), (2, 128052876), (3, 85368584), (4, 64026438), (6, 42684292), (7, 36586536), (8, 32013219), (12, 21342146), (14, 18293268), (21, 12195512), (24, 10671073), (28, 9146634), (42, 6097756), (49, 5226648), (53, 4832184), (56, 4573317), (84, 3048878), (98, 2613324), (106, 2416092), (147, 1742216), (159, 1610728), (168, 1524439), (196, 1306662), (212, 1208046), (294, 871108), (318, 805364), (343, 746664), (371, 690312), (392, 653331), (424, 604023), (587, 436296), (588, 435554), (636, 402682), (686, 373332), (742, 345156), (1029, 248888), (1113, 230104), (1174, 218148), (1176, 217777), (1272, 201341), (1372, 186666), (1484, 172578), (1761, 145432), (2058, 124444), (2226, 115052), (2348, 109074), (2597, 98616), (2744, 93333), (2968, 86289), (3522, 72716), (4109, 62328), (4116, 62222), (4452, 57526), (4696, 54537), (5194, 49308), (7044, 36358), (7791, 32872), (8218, 31164), (8232, 31111), (8904, 28763), (10388, 24654), (12327, 20776), (14088, 18179), (15582, 16436)]