1909287520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{433}}^1$

素因数の和:613

約数の個数: 192

約数和(自身を含む): 5375655936

約数和(自身を除く): 3466368416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 80, 112, 124, 127, 140, 155, 160, 217, 224, 248, 254, 280, 310, 433, 434, 496, 508, 560, 620, 635, 866, 868, 889, 992, 1016, 1085, 1120, 1240, 1270, 1732, 1736, 1778, 2032, 2165, 2170, 2480, 2540, 3031, 3464, 3472, 3556, 3937, 4064, 4330, 4340, 4445, 4960, 5080, 6062, 6928, 6944, 7112, 7874, 8660, 8680, 8890, 10160, 12124, 13423, 13856, 14224, 15155, 15748, 17320, 17360, 17780, 19685, 20320, 24248, 26846, 27559, 28448, 30310, 31496, 34640, 34720, 35560, 39370, 48496, 53692, 54991, 55118, 60620, 62992, 67115, 69280, 71120, 78740, 93961, 96992, 107384, 109982, 110236, 121240, 125984, 134230, 137795, 142240, 157480, 187922, 214768, 219964, 220472, 242480, 268460, 274955, 275590, 314960, 375844, 384937, 429536, 439928, 440944, 469805, 484960, 536920, 549910, 551180, 629920, 751688, 769874, 879856, 881888, 939610, 1073840, 1099820, 1102360, 1503376, 1539748, 1704721, 1759712, 1879220, 1924685, 2147680, 2199640, 2204720, 3006752, 3079496, 3409442, 3758440, 3849370, 4399280, 4409440, 6158992, 6818884, 7516880, 7698740, 8523605, 8798560, 11933047, 12317984, 13637768, 15033760, 15397480, 17047210, 23866094, 27275536, 30794960, 34094420, 47732188, 54551072, 59665235, 61589920, 68188840, 95464376, 119330470, 136377680, 190928752, 238660940, 272755360, 381857504, 477321880, 954643760, 1909287520]

約数ペア:

[(1, 1909287520), (2, 954643760), (4, 477321880), (5, 381857504), (7, 272755360), (8, 238660940), (10, 190928752), (14, 136377680), (16, 119330470), (20, 95464376), (28, 68188840), (31, 61589920), (32, 59665235), (35, 54551072), (40, 47732188), (56, 34094420), (62, 30794960), (70, 27275536), (80, 23866094), (112, 17047210), (124, 15397480), (127, 15033760), (140, 13637768), (155, 12317984), (160, 11933047), (217, 8798560), (224, 8523605), (248, 7698740), (254, 7516880), (280, 6818884), (310, 6158992), (433, 4409440), (434, 4399280), (496, 3849370), (508, 3758440), (560, 3409442), (620, 3079496), (635, 3006752), (866, 2204720), (868, 2199640), (889, 2147680), (992, 1924685), (1016, 1879220), (1085, 1759712), (1120, 1704721), (1240, 1539748), (1270, 1503376), (1732, 1102360), (1736, 1099820), (1778, 1073840), (2032, 939610), (2165, 881888), (2170, 879856), (2480, 769874), (2540, 751688), (3031, 629920), (3464, 551180), (3472, 549910), (3556, 536920), (3937, 484960), (4064, 469805), (4330, 440944), (4340, 439928), (4445, 429536), (4960, 384937), (5080, 375844), (6062, 314960), (6928, 275590), (6944, 274955), (7112, 268460), (7874, 242480), (8660, 220472), (8680, 219964), (8890, 214768), (10160, 187922), (12124, 157480), (13423, 142240), (13856, 137795), (14224, 134230), (15155, 125984), (15748, 121240), (17320, 110236), (17360, 109982), (17780, 107384), (19685, 96992), (20320, 93961), (24248, 78740), (26846, 71120), (27559, 69280), (28448, 67115), (30310, 62992), (31496, 60620), (34640, 55118), (34720, 54991), (35560, 53692), (39370, 48496)]