253181712

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 782172160

約数和(自身を除く): 528990448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 109, 112, 124, 168, 186, 217, 218, 223, 248, 327, 336, 372, 434, 436, 446, 496, 651, 654, 669, 744, 763, 868, 872, 892, 1302, 1308, 1338, 1488, 1526, 1561, 1736, 1744, 1784, 2289, 2604, 2616, 2676, 3052, 3122, 3379, 3472, 3568, 4578, 4683, 5208, 5232, 5352, 6104, 6244, 6758, 6913, 9156, 9366, 10137, 10416, 10704, 12208, 12488, 13516, 13826, 18312, 18732, 20274, 20739, 23653, 24307, 24976, 27032, 27652, 36624, 37464, 40548, 41478, 47306, 48391, 48614, 54064, 55304, 70959, 72921, 74928, 81096, 82956, 94612, 96782, 97228, 110608, 141918, 145173, 145842, 162192, 165912, 170149, 189224, 193564, 194456, 283836, 290346, 291684, 331824, 340298, 378448, 387128, 388912, 510447, 567672, 580692, 583368, 680596, 753517, 774256, 1020894, 1135344, 1161384, 1166736, 1361192, 1507034, 2041788, 2260551, 2322768, 2722384, 3014068, 4083576, 4521102, 5274619, 6028136, 8167152, 9042204, 10549238, 12056272, 15823857, 18084408, 21098476, 31647714, 36168816, 42196952, 63295428, 84393904, 126590856, 253181712]

約数ペア:

[(1, 253181712), (2, 126590856), (3, 84393904), (4, 63295428), (6, 42196952), (7, 36168816), (8, 31647714), (12, 21098476), (14, 18084408), (16, 15823857), (21, 12056272), (24, 10549238), (28, 9042204), (31, 8167152), (42, 6028136), (48, 5274619), (56, 4521102), (62, 4083576), (84, 3014068), (93, 2722384), (109, 2322768), (112, 2260551), (124, 2041788), (168, 1507034), (186, 1361192), (217, 1166736), (218, 1161384), (223, 1135344), (248, 1020894), (327, 774256), (336, 753517), (372, 680596), (434, 583368), (436, 580692), (446, 567672), (496, 510447), (651, 388912), (654, 387128), (669, 378448), (744, 340298), (763, 331824), (868, 291684), (872, 290346), (892, 283836), (1302, 194456), (1308, 193564), (1338, 189224), (1488, 170149), (1526, 165912), (1561, 162192), (1736, 145842), (1744, 145173), (1784, 141918), (2289, 110608), (2604, 97228), (2616, 96782), (2676, 94612), (3052, 82956), (3122, 81096), (3379, 74928), (3472, 72921), (3568, 70959), (4578, 55304), (4683, 54064), (5208, 48614), (5232, 48391), (5352, 47306), (6104, 41478), (6244, 40548), (6758, 37464), (6913, 36624), (9156, 27652), (9366, 27032), (10137, 24976), (10416, 24307), (10704, 23653), (12208, 20739), (12488, 20274), (13516, 18732), (13826, 18312)]