253791120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{383}}^1$

素因数の和:661

約数の個数: 160

約数和(自身を含む): 863944704

約数和(自身を除く): 610153584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 251, 264, 330, 383, 440, 502, 528, 660, 753, 766, 880, 1004, 1149, 1255, 1320, 1506, 1532, 1915, 2008, 2298, 2510, 2640, 2761, 3012, 3064, 3765, 3830, 4016, 4213, 4596, 5020, 5522, 5745, 6024, 6128, 7530, 7660, 8283, 8426, 9192, 10040, 11044, 11490, 12048, 12639, 13805, 15060, 15320, 16566, 16852, 18384, 20080, 21065, 22088, 22980, 25278, 27610, 30120, 30640, 33132, 33704, 41415, 42130, 44176, 45960, 50556, 55220, 60240, 63195, 66264, 67408, 82830, 84260, 91920, 96133, 101112, 110440, 126390, 132528, 165660, 168520, 192266, 202224, 220880, 252780, 288399, 331320, 337040, 384532, 480665, 505560, 576798, 662640, 769064, 961330, 1011120, 1057463, 1153596, 1441995, 1538128, 1922660, 2114926, 2307192, 2883990, 3172389, 3845320, 4229852, 4614384, 5287315, 5767980, 6344778, 7690640, 8459704, 10574630, 11535960, 12689556, 15861945, 16919408, 21149260, 23071920, 25379112, 31723890, 42298520, 50758224, 63447780, 84597040, 126895560, 253791120]

約数ペア:

[(1, 253791120), (2, 126895560), (3, 84597040), (4, 63447780), (5, 50758224), (6, 42298520), (8, 31723890), (10, 25379112), (11, 23071920), (12, 21149260), (15, 16919408), (16, 15861945), (20, 12689556), (22, 11535960), (24, 10574630), (30, 8459704), (33, 7690640), (40, 6344778), (44, 5767980), (48, 5287315), (55, 4614384), (60, 4229852), (66, 3845320), (80, 3172389), (88, 2883990), (110, 2307192), (120, 2114926), (132, 1922660), (165, 1538128), (176, 1441995), (220, 1153596), (240, 1057463), (251, 1011120), (264, 961330), (330, 769064), (383, 662640), (440, 576798), (502, 505560), (528, 480665), (660, 384532), (753, 337040), (766, 331320), (880, 288399), (1004, 252780), (1149, 220880), (1255, 202224), (1320, 192266), (1506, 168520), (1532, 165660), (1915, 132528), (2008, 126390), (2298, 110440), (2510, 101112), (2640, 96133), (2761, 91920), (3012, 84260), (3064, 82830), (3765, 67408), (3830, 66264), (4016, 63195), (4213, 60240), (4596, 55220), (5020, 50556), (5522, 45960), (5745, 44176), (6024, 42130), (6128, 41415), (7530, 33704), (7660, 33132), (8283, 30640), (8426, 30120), (9192, 27610), (10040, 25278), (11044, 22980), (11490, 22088), (12048, 21065), (12639, 20080), (13805, 18384), (15060, 16852), (15320, 16566)]