215280640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2213}}^1$

素因数の和:2257

約数の個数: 88

約数和(自身を含む): 543846960

約数和(自身を除く): 328566320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1024, 1216, 1280, 1520, 2213, 2432, 2560, 3040, 4426, 4864, 5120, 6080, 8852, 9728, 11065, 12160, 17704, 19456, 22130, 24320, 35408, 42047, 44260, 48640, 70816, 84094, 88520, 97280, 141632, 168188, 177040, 210235, 283264, 336376, 354080, 420470, 566528, 672752, 708160, 840940, 1133056, 1345504, 1416320, 1681880, 2266112, 2691008, 2832640, 3363760, 5382016, 5665280, 6727520, 10764032, 11330560, 13455040, 21528064, 26910080, 43056128, 53820160, 107640320, 215280640]

約数ペア:

[(1, 215280640), (2, 107640320), (4, 53820160), (5, 43056128), (8, 26910080), (10, 21528064), (16, 13455040), (19, 11330560), (20, 10764032), (32, 6727520), (38, 5665280), (40, 5382016), (64, 3363760), (76, 2832640), (80, 2691008), (95, 2266112), (128, 1681880), (152, 1416320), (160, 1345504), (190, 1133056), (256, 840940), (304, 708160), (320, 672752), (380, 566528), (512, 420470), (608, 354080), (640, 336376), (760, 283264), (1024, 210235), (1216, 177040), (1280, 168188), (1520, 141632), (2213, 97280), (2432, 88520), (2560, 84094), (3040, 70816), (4426, 48640), (4864, 44260), (5120, 42047), (6080, 35408), (8852, 24320), (9728, 22130), (11065, 19456), (12160, 17704)]