1802047520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17681}}^1$

素因数の和:17723

約数の個数: 144

約数和(自身を含む): 5333669208

約数和(自身を除く): 3531621688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2548, 2912, 3185, 3640, 3920, 5096, 6370, 7280, 7840, 10192, 12740, 14560, 17681, 20384, 25480, 35362, 50960, 70724, 88405, 101920, 123767, 141448, 176810, 229853, 247534, 282896, 353620, 459706, 495068, 565792, 618835, 707240, 866369, 919412, 990136, 1149265, 1237670, 1414480, 1608971, 1732738, 1838824, 1980272, 2298530, 2475340, 2828960, 3217942, 3465476, 3677648, 3960544, 4331845, 4597060, 4950680, 6435884, 6930952, 7355296, 8044855, 8663690, 9194120, 9901360, 11262797, 12871768, 13861904, 16089710, 17327380, 18388240, 19802720, 22525594, 25743536, 27723808, 32179420, 34654760, 36776480, 45051188, 51487072, 56313985, 64358840, 69309520, 90102376, 112627970, 128717680, 138619040, 180204752, 225255940, 257435360, 360409504, 450511880, 901023760, 1802047520]

約数ペア:

[(1, 1802047520), (2, 901023760), (4, 450511880), (5, 360409504), (7, 257435360), (8, 225255940), (10, 180204752), (13, 138619040), (14, 128717680), (16, 112627970), (20, 90102376), (26, 69309520), (28, 64358840), (32, 56313985), (35, 51487072), (40, 45051188), (49, 36776480), (52, 34654760), (56, 32179420), (65, 27723808), (70, 25743536), (80, 22525594), (91, 19802720), (98, 18388240), (104, 17327380), (112, 16089710), (130, 13861904), (140, 12871768), (160, 11262797), (182, 9901360), (196, 9194120), (208, 8663690), (224, 8044855), (245, 7355296), (260, 6930952), (280, 6435884), (364, 4950680), (392, 4597060), (416, 4331845), (455, 3960544), (490, 3677648), (520, 3465476), (560, 3217942), (637, 2828960), (728, 2475340), (784, 2298530), (910, 1980272), (980, 1838824), (1040, 1732738), (1120, 1608971), (1274, 1414480), (1456, 1237670), (1568, 1149265), (1820, 990136), (1960, 919412), (2080, 866369), (2548, 707240), (2912, 618835), (3185, 565792), (3640, 495068), (3920, 459706), (5096, 353620), (6370, 282896), (7280, 247534), (7840, 229853), (10192, 176810), (12740, 141448), (14560, 123767), (17681, 101920), (20384, 88405), (25480, 70724), (35362, 50960)]