261547008

素因数分解:

$2^{10}\times 3^1\times {\mathrm{19}}^1\times {\mathrm{4481}}^1$

素因数の和:4523

約数の個数: 88

約数和(自身を含む): 733972320

約数和(自身を除く): 472425312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 512, 608, 768, 912, 1024, 1216, 1536, 1824, 2432, 3072, 3648, 4481, 4864, 7296, 8962, 9728, 13443, 14592, 17924, 19456, 26886, 29184, 35848, 53772, 58368, 71696, 85139, 107544, 143392, 170278, 215088, 255417, 286784, 340556, 430176, 510834, 573568, 681112, 860352, 1021668, 1147136, 1362224, 1720704, 2043336, 2294272, 2724448, 3441408, 4086672, 4588544, 5448896, 6882816, 8173344, 10897792, 13765632, 16346688, 21795584, 32693376, 43591168, 65386752, 87182336, 130773504, 261547008]

約数ペア:

[(1, 261547008), (2, 130773504), (3, 87182336), (4, 65386752), (6, 43591168), (8, 32693376), (12, 21795584), (16, 16346688), (19, 13765632), (24, 10897792), (32, 8173344), (38, 6882816), (48, 5448896), (57, 4588544), (64, 4086672), (76, 3441408), (96, 2724448), (114, 2294272), (128, 2043336), (152, 1720704), (192, 1362224), (228, 1147136), (256, 1021668), (304, 860352), (384, 681112), (456, 573568), (512, 510834), (608, 430176), (768, 340556), (912, 286784), (1024, 255417), (1216, 215088), (1536, 170278), (1824, 143392), (2432, 107544), (3072, 85139), (3648, 71696), (4481, 58368), (4864, 53772), (7296, 35848), (8962, 29184), (9728, 26886), (13443, 19456), (14592, 17924)]