280040760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1303}}^1$

素因数の和:1522

約数の個数: 128

約数和(自身を含む): 938880000

約数和(自身を除く): 658839240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 199, 216, 270, 360, 398, 540, 597, 796, 995, 1080, 1194, 1303, 1592, 1791, 1990, 2388, 2606, 2985, 3582, 3909, 3980, 4776, 5212, 5373, 5970, 6515, 7164, 7818, 7960, 8955, 10424, 10746, 11727, 11940, 13030, 14328, 15636, 17910, 19545, 21492, 23454, 23880, 26060, 26865, 31272, 35181, 35820, 39090, 42984, 46908, 52120, 53730, 58635, 70362, 71640, 78180, 93816, 107460, 117270, 140724, 156360, 175905, 214920, 234540, 259297, 281448, 351810, 469080, 518594, 703620, 777891, 1037188, 1296485, 1407240, 1555782, 2074376, 2333673, 2592970, 3111564, 3889455, 4667346, 5185940, 6223128, 7001019, 7778910, 9334692, 10371880, 11668365, 14002038, 15557820, 18669384, 23336730, 28004076, 31115640, 35005095, 46673460, 56008152, 70010190, 93346920, 140020380, 280040760]

約数ペア:

[(1, 280040760), (2, 140020380), (3, 93346920), (4, 70010190), (5, 56008152), (6, 46673460), (8, 35005095), (9, 31115640), (10, 28004076), (12, 23336730), (15, 18669384), (18, 15557820), (20, 14002038), (24, 11668365), (27, 10371880), (30, 9334692), (36, 7778910), (40, 7001019), (45, 6223128), (54, 5185940), (60, 4667346), (72, 3889455), (90, 3111564), (108, 2592970), (120, 2333673), (135, 2074376), (180, 1555782), (199, 1407240), (216, 1296485), (270, 1037188), (360, 777891), (398, 703620), (540, 518594), (597, 469080), (796, 351810), (995, 281448), (1080, 259297), (1194, 234540), (1303, 214920), (1592, 175905), (1791, 156360), (1990, 140724), (2388, 117270), (2606, 107460), (2985, 93816), (3582, 78180), (3909, 71640), (3980, 70362), (4776, 58635), (5212, 53730), (5373, 52120), (5970, 46908), (6515, 42984), (7164, 39090), (7818, 35820), (7960, 35181), (8955, 31272), (10424, 26865), (10746, 26060), (11727, 23880), (11940, 23454), (13030, 21492), (14328, 19545), (15636, 17910)]