1719197480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42937}}^1$

素因数の和:42979

約数の個数: 128

約数和(自身を含む): 5193780480

約数和(自身を除く): 3474583000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3640, 4004, 5005, 5720, 8008, 10010, 20020, 40040, 42937, 85874, 171748, 214685, 300559, 343496, 429370, 472307, 558181, 601118, 858740, 944614, 1116362, 1202236, 1502795, 1717480, 1889228, 2232724, 2361535, 2404472, 2790905, 3005590, 3306149, 3778456, 3907267, 4465448, 4723070, 5581810, 6011180, 6139991, 6612298, 7814534, 9446140, 11163620, 12022360, 12279982, 13224596, 15629068, 16530745, 18892280, 19536335, 22327240, 24559964, 26449192, 30699955, 31258136, 33061490, 39072670, 42979937, 49119928, 61399910, 66122980, 78145340, 85959874, 122799820, 132245960, 156290680, 171919748, 214899685, 245599640, 343839496, 429799370, 859598740, 1719197480]

約数ペア:

[(1, 1719197480), (2, 859598740), (4, 429799370), (5, 343839496), (7, 245599640), (8, 214899685), (10, 171919748), (11, 156290680), (13, 132245960), (14, 122799820), (20, 85959874), (22, 78145340), (26, 66122980), (28, 61399910), (35, 49119928), (40, 42979937), (44, 39072670), (52, 33061490), (55, 31258136), (56, 30699955), (65, 26449192), (70, 24559964), (77, 22327240), (88, 19536335), (91, 18892280), (104, 16530745), (110, 15629068), (130, 13224596), (140, 12279982), (143, 12022360), (154, 11163620), (182, 9446140), (220, 7814534), (260, 6612298), (280, 6139991), (286, 6011180), (308, 5581810), (364, 4723070), (385, 4465448), (440, 3907267), (455, 3778456), (520, 3306149), (572, 3005590), (616, 2790905), (715, 2404472), (728, 2361535), (770, 2232724), (910, 1889228), (1001, 1717480), (1144, 1502795), (1430, 1202236), (1540, 1116362), (1820, 944614), (2002, 858740), (2860, 601118), (3080, 558181), (3640, 472307), (4004, 429370), (5005, 343496), (5720, 300559), (8008, 214685), (10010, 171748), (20020, 85874), (40040, 42937)]