131338320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:313

約数の個数: 160

約数和(自身を含む): 426639360

約数和(自身を除く): 295301040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 127, 139, 155, 186, 240, 248, 254, 278, 310, 372, 381, 417, 465, 496, 508, 556, 620, 635, 695, 744, 762, 834, 930, 1016, 1112, 1240, 1270, 1390, 1488, 1524, 1668, 1860, 1905, 2032, 2085, 2224, 2480, 2540, 2780, 3048, 3336, 3720, 3810, 3937, 4170, 4309, 5080, 5560, 6096, 6672, 7440, 7620, 7874, 8340, 8618, 10160, 11120, 11811, 12927, 15240, 15748, 16680, 17236, 17653, 19685, 21545, 23622, 25854, 30480, 31496, 33360, 34472, 35306, 39370, 43090, 47244, 51708, 52959, 59055, 62992, 64635, 68944, 70612, 78740, 86180, 88265, 94488, 103416, 105918, 118110, 129270, 141224, 157480, 172360, 176530, 188976, 206832, 211836, 236220, 258540, 264795, 282448, 314960, 344720, 353060, 423672, 472440, 517080, 529590, 547243, 706120, 847344, 944880, 1034160, 1059180, 1094486, 1412240, 1641729, 2118360, 2188972, 2736215, 3283458, 4236720, 4377944, 5472430, 6566916, 8208645, 8755888, 10944860, 13133832, 16417290, 21889720, 26267664, 32834580, 43779440, 65669160, 131338320]

約数ペア:

[(1, 131338320), (2, 65669160), (3, 43779440), (4, 32834580), (5, 26267664), (6, 21889720), (8, 16417290), (10, 13133832), (12, 10944860), (15, 8755888), (16, 8208645), (20, 6566916), (24, 5472430), (30, 4377944), (31, 4236720), (40, 3283458), (48, 2736215), (60, 2188972), (62, 2118360), (80, 1641729), (93, 1412240), (120, 1094486), (124, 1059180), (127, 1034160), (139, 944880), (155, 847344), (186, 706120), (240, 547243), (248, 529590), (254, 517080), (278, 472440), (310, 423672), (372, 353060), (381, 344720), (417, 314960), (465, 282448), (496, 264795), (508, 258540), (556, 236220), (620, 211836), (635, 206832), (695, 188976), (744, 176530), (762, 172360), (834, 157480), (930, 141224), (1016, 129270), (1112, 118110), (1240, 105918), (1270, 103416), (1390, 94488), (1488, 88265), (1524, 86180), (1668, 78740), (1860, 70612), (1905, 68944), (2032, 64635), (2085, 62992), (2224, 59055), (2480, 52959), (2540, 51708), (2780, 47244), (3048, 43090), (3336, 39370), (3720, 35306), (3810, 34472), (3937, 33360), (4170, 31496), (4309, 30480), (5080, 25854), (5560, 23622), (6096, 21545), (6672, 19685), (7440, 17653), (7620, 17236), (7874, 16680), (8340, 15748), (8618, 15240), (10160, 12927), (11120, 11811)]