221069640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{449}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 727056000

約数和(自身を除く): 505986360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 373, 440, 449, 660, 746, 898, 1119, 1320, 1347, 1492, 1796, 1865, 2238, 2245, 2694, 2984, 3592, 3730, 4103, 4476, 4490, 4939, 5388, 5595, 6735, 7460, 8206, 8952, 8980, 9878, 10776, 11190, 12309, 13470, 14817, 14920, 16412, 17960, 19756, 20515, 22380, 24618, 24695, 26940, 29634, 32824, 39512, 41030, 44760, 49236, 49390, 53880, 59268, 61545, 74085, 82060, 98472, 98780, 118536, 123090, 148170, 164120, 167477, 197560, 246180, 296340, 334954, 492360, 502431, 592680, 669908, 837385, 1004862, 1339816, 1674770, 1842247, 2009724, 2512155, 3349540, 3684494, 4019448, 5024310, 5526741, 6699080, 7368988, 9211235, 10048620, 11053482, 14737976, 18422470, 20097240, 22106964, 27633705, 36844940, 44213928, 55267410, 73689880, 110534820, 221069640]

約数ペア:

[(1, 221069640), (2, 110534820), (3, 73689880), (4, 55267410), (5, 44213928), (6, 36844940), (8, 27633705), (10, 22106964), (11, 20097240), (12, 18422470), (15, 14737976), (20, 11053482), (22, 10048620), (24, 9211235), (30, 7368988), (33, 6699080), (40, 5526741), (44, 5024310), (55, 4019448), (60, 3684494), (66, 3349540), (88, 2512155), (110, 2009724), (120, 1842247), (132, 1674770), (165, 1339816), (220, 1004862), (264, 837385), (330, 669908), (373, 592680), (440, 502431), (449, 492360), (660, 334954), (746, 296340), (898, 246180), (1119, 197560), (1320, 167477), (1347, 164120), (1492, 148170), (1796, 123090), (1865, 118536), (2238, 98780), (2245, 98472), (2694, 82060), (2984, 74085), (3592, 61545), (3730, 59268), (4103, 53880), (4476, 49390), (4490, 49236), (4939, 44760), (5388, 41030), (5595, 39512), (6735, 32824), (7460, 29634), (8206, 26940), (8952, 24695), (8980, 24618), (9878, 22380), (10776, 20515), (11190, 19756), (12309, 17960), (13470, 16412), (14817, 14920)]