194967680

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{317}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 483134220

約数和(自身を除く): 288166540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 317, 320, 496, 620, 634, 640, 961, 992, 1240, 1268, 1585, 1922, 1984, 2480, 2536, 3170, 3844, 3968, 4805, 4960, 5072, 6340, 7688, 9610, 9827, 9920, 10144, 12680, 15376, 19220, 19654, 19840, 20288, 25360, 30752, 38440, 39308, 40576, 49135, 50720, 61504, 76880, 78616, 98270, 101440, 123008, 153760, 157232, 196540, 202880, 304637, 307520, 314464, 393080, 609274, 615040, 628928, 786160, 1218548, 1257856, 1523185, 1572320, 2437096, 3046370, 3144640, 4874192, 6092740, 6289280, 9748384, 12185480, 19496768, 24370960, 38993536, 48741920, 97483840, 194967680]

約数ペア:

[(1, 194967680), (2, 97483840), (4, 48741920), (5, 38993536), (8, 24370960), (10, 19496768), (16, 12185480), (20, 9748384), (31, 6289280), (32, 6092740), (40, 4874192), (62, 3144640), (64, 3046370), (80, 2437096), (124, 1572320), (128, 1523185), (155, 1257856), (160, 1218548), (248, 786160), (310, 628928), (317, 615040), (320, 609274), (496, 393080), (620, 314464), (634, 307520), (640, 304637), (961, 202880), (992, 196540), (1240, 157232), (1268, 153760), (1585, 123008), (1922, 101440), (1984, 98270), (2480, 78616), (2536, 76880), (3170, 61504), (3844, 50720), (3968, 49135), (4805, 40576), (4960, 39308), (5072, 38440), (6340, 30752), (7688, 25360), (9610, 20288), (9827, 19840), (9920, 19654), (10144, 19220), (12680, 15376)]