2021255280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{255209}}^1$

素因数の和:255239

約数の個数: 120

約数和(自身を含む): 7405173360

約数和(自身を除く): 5383918080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 255209, 510418, 765627, 1020836, 1276045, 1531254, 2041672, 2296881, 2552090, 2807299, 3062508, 3828135, 4083344, 4593762, 5104180, 5614598, 6125016, 7656270, 8421897, 9187524, 10208360, 11229196, 11484405, 12250032, 14036495, 15312540, 16843794, 18375048, 20416720, 22458392, 22968810, 25265691, 28072990, 30625080, 33687588, 36750096, 42109485, 44916784, 45937620, 50531382, 56145980, 61250160, 67375176, 84218970, 91875240, 101062764, 112291960, 126328455, 134750352, 168437940, 183750480, 202125528, 224583920, 252656910, 336875880, 404251056, 505313820, 673751760, 1010627640, 2021255280]

約数ペア:

[(1, 2021255280), (2, 1010627640), (3, 673751760), (4, 505313820), (5, 404251056), (6, 336875880), (8, 252656910), (9, 224583920), (10, 202125528), (11, 183750480), (12, 168437940), (15, 134750352), (16, 126328455), (18, 112291960), (20, 101062764), (22, 91875240), (24, 84218970), (30, 67375176), (33, 61250160), (36, 56145980), (40, 50531382), (44, 45937620), (45, 44916784), (48, 42109485), (55, 36750096), (60, 33687588), (66, 30625080), (72, 28072990), (80, 25265691), (88, 22968810), (90, 22458392), (99, 20416720), (110, 18375048), (120, 16843794), (132, 15312540), (144, 14036495), (165, 12250032), (176, 11484405), (180, 11229196), (198, 10208360), (220, 9187524), (240, 8421897), (264, 7656270), (330, 6125016), (360, 5614598), (396, 5104180), (440, 4593762), (495, 4083344), (528, 3828135), (660, 3062508), (720, 2807299), (792, 2552090), (880, 2296881), (990, 2041672), (1320, 1531254), (1584, 1276045), (1980, 1020836), (2640, 765627), (3960, 510418), (7920, 255209)]