281900784

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1613}}^1$

素因数の和:1966

約数の個数: 80

約数和(自身を含む): 797341824

約数和(自身を除く): 515441040

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 331, 528, 662, 993, 1324, 1613, 1986, 2648, 3226, 3641, 3972, 4839, 5296, 6452, 7282, 7944, 9678, 10923, 12904, 14564, 15888, 17743, 19356, 21846, 25808, 29128, 35486, 38712, 43692, 53229, 58256, 70972, 77424, 87384, 106458, 141944, 174768, 212916, 283888, 425832, 533903, 851664, 1067806, 1601709, 2135612, 3203418, 4271224, 5872933, 6406836, 8542448, 11745866, 12813672, 17618799, 23491732, 25627344, 35237598, 46983464, 70475196, 93966928, 140950392, 281900784]

約数ペア:

[(1, 281900784), (2, 140950392), (3, 93966928), (4, 70475196), (6, 46983464), (8, 35237598), (11, 25627344), (12, 23491732), (16, 17618799), (22, 12813672), (24, 11745866), (33, 8542448), (44, 6406836), (48, 5872933), (66, 4271224), (88, 3203418), (132, 2135612), (176, 1601709), (264, 1067806), (331, 851664), (528, 533903), (662, 425832), (993, 283888), (1324, 212916), (1613, 174768), (1986, 141944), (2648, 106458), (3226, 87384), (3641, 77424), (3972, 70972), (4839, 58256), (5296, 53229), (6452, 43692), (7282, 38712), (7944, 35486), (9678, 29128), (10923, 25808), (12904, 21846), (14564, 19356), (15888, 17743)]