284220160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31721}}^1$

素因数の和:31749

約数の個数: 72

約数和(自身を含む): 778077216

約数和(自身を除く): 493857056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 31721, 63442, 126884, 158605, 222047, 253768, 317210, 444094, 507536, 634420, 888188, 1015072, 1110235, 1268840, 1776376, 2030144, 2220470, 2537680, 3552752, 4060288, 4440940, 5075360, 7105504, 8120576, 8881880, 10150720, 14211008, 17763760, 20301440, 28422016, 35527520, 40602880, 56844032, 71055040, 142110080, 284220160]

約数ペア:

[(1, 284220160), (2, 142110080), (4, 71055040), (5, 56844032), (7, 40602880), (8, 35527520), (10, 28422016), (14, 20301440), (16, 17763760), (20, 14211008), (28, 10150720), (32, 8881880), (35, 8120576), (40, 7105504), (56, 5075360), (64, 4440940), (70, 4060288), (80, 3552752), (112, 2537680), (128, 2220470), (140, 2030144), (160, 1776376), (224, 1268840), (256, 1110235), (280, 1015072), (320, 888188), (448, 634420), (560, 507536), (640, 444094), (896, 317210), (1120, 253768), (1280, 222047), (1792, 158605), (2240, 126884), (4480, 63442), (8960, 31721)]