20175688320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{456877}}^1$

素因数の和:456922

約数の個数: 128

約数和(自身を含む): 67106240640

約数和(自身を除く): 46930552320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 4416, 5520, 7360, 8832, 11040, 14720, 22080, 44160, 456877, 913754, 1370631, 1827508, 2284385, 2741262, 3655016, 4568770, 5482524, 6853155, 7310032, 9137540, 10508171, 10965048, 13706310, 14620064, 18275080, 21016342, 21930096, 27412620, 29240128, 31524513, 36550160, 42032684, 43860192, 52540855, 54825240, 58480256, 63049026, 73100320, 84065368, 87720384, 105081710, 109650480, 126098052, 146200640, 157622565, 168130736, 175440768, 210163420, 219300960, 252196104, 292401280, 315245130, 336261472, 420326840, 438601920, 504392208, 630490260, 672522944, 840653680, 877203840, 1008784416, 1260980520, 1345045888, 1681307360, 2017568832, 2521961040, 3362614720, 4035137664, 5043922080, 6725229440, 10087844160, 20175688320]

約数ペア:

[(1, 20175688320), (2, 10087844160), (3, 6725229440), (4, 5043922080), (5, 4035137664), (6, 3362614720), (8, 2521961040), (10, 2017568832), (12, 1681307360), (15, 1345045888), (16, 1260980520), (20, 1008784416), (23, 877203840), (24, 840653680), (30, 672522944), (32, 630490260), (40, 504392208), (46, 438601920), (48, 420326840), (60, 336261472), (64, 315245130), (69, 292401280), (80, 252196104), (92, 219300960), (96, 210163420), (115, 175440768), (120, 168130736), (128, 157622565), (138, 146200640), (160, 126098052), (184, 109650480), (192, 105081710), (230, 87720384), (240, 84065368), (276, 73100320), (320, 63049026), (345, 58480256), (368, 54825240), (384, 52540855), (460, 43860192), (480, 42032684), (552, 36550160), (640, 31524513), (690, 29240128), (736, 27412620), (920, 21930096), (960, 21016342), (1104, 18275080), (1380, 14620064), (1472, 13706310), (1840, 10965048), (1920, 10508171), (2208, 9137540), (2760, 7310032), (2944, 6853155), (3680, 5482524), (4416, 4568770), (5520, 3655016), (7360, 2741262), (8832, 2284385), (11040, 1827508), (14720, 1370631), (22080, 913754), (44160, 456877)]