201554360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 539360640

約数和(自身を除く): 337806280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 97, 140, 164, 181, 194, 205, 280, 287, 328, 362, 388, 410, 485, 574, 679, 724, 776, 820, 905, 970, 1148, 1267, 1358, 1435, 1448, 1640, 1810, 1940, 2296, 2534, 2716, 2870, 3395, 3620, 3880, 3977, 5068, 5432, 5740, 6335, 6790, 7240, 7421, 7954, 10136, 11480, 12670, 13580, 14842, 15908, 17557, 19885, 25340, 27160, 27839, 29684, 31816, 35114, 37105, 39770, 50680, 51947, 55678, 59368, 70228, 74210, 79540, 87785, 103894, 111356, 122899, 139195, 140456, 148420, 159080, 175570, 207788, 222712, 245798, 259735, 278390, 296840, 351140, 415576, 491596, 519470, 556780, 614495, 702280, 719837, 983192, 1038940, 1113560, 1228990, 1439674, 2077880, 2457980, 2879348, 3599185, 4915960, 5038859, 5758696, 7198370, 10077718, 14396740, 20155436, 25194295, 28793480, 40310872, 50388590, 100777180, 201554360]

約数ペア:

[(1, 201554360), (2, 100777180), (4, 50388590), (5, 40310872), (7, 28793480), (8, 25194295), (10, 20155436), (14, 14396740), (20, 10077718), (28, 7198370), (35, 5758696), (40, 5038859), (41, 4915960), (56, 3599185), (70, 2879348), (82, 2457980), (97, 2077880), (140, 1439674), (164, 1228990), (181, 1113560), (194, 1038940), (205, 983192), (280, 719837), (287, 702280), (328, 614495), (362, 556780), (388, 519470), (410, 491596), (485, 415576), (574, 351140), (679, 296840), (724, 278390), (776, 259735), (820, 245798), (905, 222712), (970, 207788), (1148, 175570), (1267, 159080), (1358, 148420), (1435, 140456), (1448, 139195), (1640, 122899), (1810, 111356), (1940, 103894), (2296, 87785), (2534, 79540), (2716, 74210), (2870, 70228), (3395, 59368), (3620, 55678), (3880, 51947), (3977, 50680), (5068, 39770), (5432, 37105), (5740, 35114), (6335, 31816), (6790, 29684), (7240, 27839), (7421, 27160), (7954, 25340), (10136, 19885), (11480, 17557), (12670, 15908), (13580, 14842)]