12619502320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:663

約数の個数: 160

約数和(自身を含む): 30900879360

約数和(自身を除く): 18281377040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 127, 155, 206, 248, 254, 310, 389, 412, 496, 508, 515, 620, 635, 778, 824, 1016, 1030, 1240, 1270, 1556, 1648, 1945, 2032, 2060, 2480, 2540, 3112, 3193, 3890, 3937, 4120, 5080, 6224, 6386, 7780, 7874, 8240, 10160, 12059, 12772, 13081, 15560, 15748, 15965, 19685, 24118, 25544, 26162, 31120, 31496, 31930, 39370, 40067, 48236, 49403, 51088, 52324, 60295, 62992, 63860, 65405, 78740, 80134, 96472, 98806, 104648, 120590, 127720, 130810, 157480, 160268, 192944, 197612, 200335, 209296, 241180, 247015, 255440, 261620, 314960, 320536, 395224, 400670, 405511, 482360, 494030, 523240, 641072, 790448, 801340, 811022, 964720, 988060, 1046480, 1242077, 1531493, 1602680, 1622044, 1976120, 2027555, 2484154, 3062986, 3205360, 3244088, 3952240, 4055110, 4968308, 5088509, 6125972, 6210385, 6488176, 7657465, 8110220, 9936616, 10177018, 12251944, 12420770, 15314930, 16220440, 19873232, 20354036, 24503888, 24841540, 25442545, 30629860, 32440880, 40708072, 49683080, 50885090, 61259720, 81416144, 99366160, 101770180, 122519440, 157743779, 203540360, 315487558, 407080720, 630975116, 788718895, 1261950232, 1577437790, 2523900464, 3154875580, 6309751160, 12619502320]

約数ペア:

[(1, 12619502320), (2, 6309751160), (4, 3154875580), (5, 2523900464), (8, 1577437790), (10, 1261950232), (16, 788718895), (20, 630975116), (31, 407080720), (40, 315487558), (62, 203540360), (80, 157743779), (103, 122519440), (124, 101770180), (127, 99366160), (155, 81416144), (206, 61259720), (248, 50885090), (254, 49683080), (310, 40708072), (389, 32440880), (412, 30629860), (496, 25442545), (508, 24841540), (515, 24503888), (620, 20354036), (635, 19873232), (778, 16220440), (824, 15314930), (1016, 12420770), (1030, 12251944), (1240, 10177018), (1270, 9936616), (1556, 8110220), (1648, 7657465), (1945, 6488176), (2032, 6210385), (2060, 6125972), (2480, 5088509), (2540, 4968308), (3112, 4055110), (3193, 3952240), (3890, 3244088), (3937, 3205360), (4120, 3062986), (5080, 2484154), (6224, 2027555), (6386, 1976120), (7780, 1622044), (7874, 1602680), (8240, 1531493), (10160, 1242077), (12059, 1046480), (12772, 988060), (13081, 964720), (15560, 811022), (15748, 801340), (15965, 790448), (19685, 641072), (24118, 523240), (25544, 494030), (26162, 482360), (31120, 405511), (31496, 400670), (31930, 395224), (39370, 320536), (40067, 314960), (48236, 261620), (49403, 255440), (51088, 247015), (52324, 241180), (60295, 209296), (62992, 200335), (63860, 197612), (65405, 192944), (78740, 160268), (80134, 157480), (96472, 130810), (98806, 127720), (104648, 120590)]