165784640

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:237

約数の個数: 168

約数和(自身を含む): 468218520

約数和(自身を除く): 302433880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 97, 98, 109, 112, 140, 160, 194, 196, 218, 224, 245, 280, 320, 388, 392, 436, 448, 485, 490, 545, 560, 679, 763, 776, 784, 872, 970, 980, 1090, 1120, 1358, 1526, 1552, 1568, 1744, 1940, 1960, 2180, 2240, 2716, 3052, 3104, 3136, 3395, 3488, 3815, 3880, 3920, 4360, 4753, 5341, 5432, 6104, 6208, 6790, 6976, 7630, 7760, 7840, 8720, 9506, 10573, 10682, 10864, 12208, 13580, 15260, 15520, 15680, 17440, 19012, 21146, 21364, 21728, 23765, 24416, 26705, 27160, 30520, 31040, 34880, 38024, 42292, 42728, 43456, 47530, 48832, 52865, 53410, 54320, 61040, 74011, 76048, 84584, 85456, 95060, 105730, 106820, 108640, 122080, 148022, 152096, 169168, 170912, 190120, 211460, 213640, 217280, 244160, 296044, 304192, 338336, 341824, 370055, 380240, 422920, 427280, 518077, 592088, 676672, 740110, 760480, 845840, 854560, 1036154, 1184176, 1480220, 1520960, 1691680, 1709120, 2072308, 2368352, 2590385, 2960440, 3383360, 4144616, 4736704, 5180770, 5920880, 8289232, 10361540, 11841760, 16578464, 20723080, 23683520, 33156928, 41446160, 82892320, 165784640]

約数ペア:

[(1, 165784640), (2, 82892320), (4, 41446160), (5, 33156928), (7, 23683520), (8, 20723080), (10, 16578464), (14, 11841760), (16, 10361540), (20, 8289232), (28, 5920880), (32, 5180770), (35, 4736704), (40, 4144616), (49, 3383360), (56, 2960440), (64, 2590385), (70, 2368352), (80, 2072308), (97, 1709120), (98, 1691680), (109, 1520960), (112, 1480220), (140, 1184176), (160, 1036154), (194, 854560), (196, 845840), (218, 760480), (224, 740110), (245, 676672), (280, 592088), (320, 518077), (388, 427280), (392, 422920), (436, 380240), (448, 370055), (485, 341824), (490, 338336), (545, 304192), (560, 296044), (679, 244160), (763, 217280), (776, 213640), (784, 211460), (872, 190120), (970, 170912), (980, 169168), (1090, 152096), (1120, 148022), (1358, 122080), (1526, 108640), (1552, 106820), (1568, 105730), (1744, 95060), (1940, 85456), (1960, 84584), (2180, 76048), (2240, 74011), (2716, 61040), (3052, 54320), (3104, 53410), (3136, 52865), (3395, 48832), (3488, 47530), (3815, 43456), (3880, 42728), (3920, 42292), (4360, 38024), (4753, 34880), (5341, 31040), (5432, 30520), (6104, 27160), (6208, 26705), (6790, 24416), (6976, 23765), (7630, 21728), (7760, 21364), (7840, 21146), (8720, 19012), (9506, 17440), (10573, 15680), (10682, 15520), (10864, 15260), (12208, 13580)]