149122640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 160

約数和(自身を含む): 401760000

約数和(自身を除く): 252637360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 29, 34, 38, 40, 58, 68, 76, 80, 85, 95, 116, 136, 145, 152, 170, 190, 199, 232, 272, 290, 304, 323, 340, 380, 398, 464, 493, 551, 580, 646, 680, 760, 796, 986, 995, 1102, 1160, 1292, 1360, 1520, 1592, 1615, 1972, 1990, 2204, 2320, 2465, 2584, 2755, 3184, 3230, 3383, 3781, 3944, 3980, 4408, 4930, 5168, 5510, 5771, 6460, 6766, 7562, 7888, 7960, 8816, 9367, 9860, 11020, 11542, 12920, 13532, 15124, 15920, 16915, 18734, 18905, 19720, 22040, 23084, 25840, 27064, 28855, 30248, 33830, 37468, 37810, 39440, 44080, 46168, 46835, 54128, 57710, 60496, 64277, 67660, 74936, 75620, 92336, 93670, 98107, 109649, 115420, 128554, 135320, 149872, 151240, 187340, 196214, 219298, 230840, 257108, 270640, 302480, 321385, 374680, 392428, 438596, 461680, 490535, 514216, 548245, 642770, 749360, 784856, 877192, 981070, 1028432, 1096490, 1285540, 1569712, 1754384, 1864033, 1962140, 2192980, 2571080, 3728066, 3924280, 4385960, 5142160, 7456132, 7848560, 8771920, 9320165, 14912264, 18640330, 29824528, 37280660, 74561320, 149122640]

約数ペア:

[(1, 149122640), (2, 74561320), (4, 37280660), (5, 29824528), (8, 18640330), (10, 14912264), (16, 9320165), (17, 8771920), (19, 7848560), (20, 7456132), (29, 5142160), (34, 4385960), (38, 3924280), (40, 3728066), (58, 2571080), (68, 2192980), (76, 1962140), (80, 1864033), (85, 1754384), (95, 1569712), (116, 1285540), (136, 1096490), (145, 1028432), (152, 981070), (170, 877192), (190, 784856), (199, 749360), (232, 642770), (272, 548245), (290, 514216), (304, 490535), (323, 461680), (340, 438596), (380, 392428), (398, 374680), (464, 321385), (493, 302480), (551, 270640), (580, 257108), (646, 230840), (680, 219298), (760, 196214), (796, 187340), (986, 151240), (995, 149872), (1102, 135320), (1160, 128554), (1292, 115420), (1360, 109649), (1520, 98107), (1592, 93670), (1615, 92336), (1972, 75620), (1990, 74936), (2204, 67660), (2320, 64277), (2465, 60496), (2584, 57710), (2755, 54128), (3184, 46835), (3230, 46168), (3383, 44080), (3781, 39440), (3944, 37810), (3980, 37468), (4408, 33830), (4930, 30248), (5168, 28855), (5510, 27064), (5771, 25840), (6460, 23084), (6766, 22040), (7562, 19720), (7888, 18905), (7960, 18734), (8816, 16915), (9367, 15920), (9860, 15124), (11020, 13532), (11542, 12920)]