1248501440

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1166

約数の個数: 112

約数和(自身を含む): 3096182784

約数和(自身を除く): 1847681344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 155, 160, 248, 254, 310, 320, 496, 508, 620, 635, 991, 992, 1016, 1240, 1270, 1982, 1984, 2032, 2480, 2540, 3937, 3964, 4064, 4955, 4960, 5080, 7874, 7928, 8128, 9910, 9920, 10160, 15748, 15856, 19685, 19820, 20320, 30721, 31496, 31712, 39370, 39640, 40640, 61442, 62992, 63424, 78740, 79280, 122884, 125857, 125984, 153605, 157480, 158560, 245768, 251714, 251968, 307210, 314960, 317120, 491536, 503428, 614420, 629285, 629920, 983072, 1006856, 1228840, 1258570, 1259840, 1966144, 2013712, 2457680, 2517140, 3901567, 4027424, 4915360, 5034280, 7803134, 8054848, 9830720, 10068560, 15606268, 19507835, 20137120, 31212536, 39015670, 40274240, 62425072, 78031340, 124850144, 156062680, 249700288, 312125360, 624250720, 1248501440]

約数ペア:

[(1, 1248501440), (2, 624250720), (4, 312125360), (5, 249700288), (8, 156062680), (10, 124850144), (16, 78031340), (20, 62425072), (31, 40274240), (32, 39015670), (40, 31212536), (62, 20137120), (64, 19507835), (80, 15606268), (124, 10068560), (127, 9830720), (155, 8054848), (160, 7803134), (248, 5034280), (254, 4915360), (310, 4027424), (320, 3901567), (496, 2517140), (508, 2457680), (620, 2013712), (635, 1966144), (991, 1259840), (992, 1258570), (1016, 1228840), (1240, 1006856), (1270, 983072), (1982, 629920), (1984, 629285), (2032, 614420), (2480, 503428), (2540, 491536), (3937, 317120), (3964, 314960), (4064, 307210), (4955, 251968), (4960, 251714), (5080, 245768), (7874, 158560), (7928, 157480), (8128, 153605), (9910, 125984), (9920, 125857), (10160, 122884), (15748, 79280), (15856, 78740), (19685, 63424), (19820, 62992), (20320, 61442), (30721, 40640), (31496, 39640), (31712, 39370)]