289181340

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{3643}}^1$

素因数の和:3678

約数の個数: 180

約数和(自身を含む): 1055572056

約数和(自身を除く): 766390716

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2646, 2835, 2940, 3643, 3780, 3969, 4410, 5292, 5670, 6615, 7286, 7938, 8820, 10929, 11340, 13230, 14572, 15876, 18215, 19845, 21858, 25501, 26460, 32787, 36430, 39690, 43716, 51002, 54645, 65574, 72860, 76503, 79380, 98361, 102004, 109290, 127505, 131148, 153006, 163935, 178507, 196722, 218580, 229509, 255010, 295083, 306012, 327870, 357014, 382515, 393444, 459018, 491805, 510020, 535521, 590166, 655740, 688527, 714028, 765030, 892535, 918036, 983610, 1071042, 1147545, 1180332, 1377054, 1475415, 1530060, 1606563, 1785070, 1967220, 2065581, 2142084, 2295090, 2677605, 2754108, 2950830, 3213126, 3442635, 3570140, 4131162, 4590180, 4819689, 5355210, 5901660, 6426252, 6885270, 8032815, 8262324, 9639378, 10327905, 10710420, 13770540, 14459067, 16065630, 19278756, 20655810, 24098445, 28918134, 32131260, 41311620, 48196890, 57836268, 72295335, 96393780, 144590670, 289181340]

約数ペア:

[(1, 289181340), (2, 144590670), (3, 96393780), (4, 72295335), (5, 57836268), (6, 48196890), (7, 41311620), (9, 32131260), (10, 28918134), (12, 24098445), (14, 20655810), (15, 19278756), (18, 16065630), (20, 14459067), (21, 13770540), (27, 10710420), (28, 10327905), (30, 9639378), (35, 8262324), (36, 8032815), (42, 6885270), (45, 6426252), (49, 5901660), (54, 5355210), (60, 4819689), (63, 4590180), (70, 4131162), (81, 3570140), (84, 3442635), (90, 3213126), (98, 2950830), (105, 2754108), (108, 2677605), (126, 2295090), (135, 2142084), (140, 2065581), (147, 1967220), (162, 1785070), (180, 1606563), (189, 1530060), (196, 1475415), (210, 1377054), (245, 1180332), (252, 1147545), (270, 1071042), (294, 983610), (315, 918036), (324, 892535), (378, 765030), (405, 714028), (420, 688527), (441, 655740), (490, 590166), (540, 535521), (567, 510020), (588, 491805), (630, 459018), (735, 393444), (756, 382515), (810, 357014), (882, 327870), (945, 306012), (980, 295083), (1134, 255010), (1260, 229509), (1323, 218580), (1470, 196722), (1620, 178507), (1764, 163935), (1890, 153006), (2205, 131148), (2268, 127505), (2646, 109290), (2835, 102004), (2940, 98361), (3643, 79380), (3780, 76503), (3969, 72860), (4410, 65574), (5292, 54645), (5670, 51002), (6615, 43716), (7286, 39690), (7938, 36430), (8820, 32787), (10929, 26460), (11340, 25501), (13230, 21858), (14572, 19845), (15876, 18215)]