317888480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3119}}^1$

素因数の和:3161

約数の個数: 144

約数和(自身を含む): 941129280

約数和(自身を除く): 623240800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2548, 2912, 3119, 3185, 3640, 3920, 5096, 6238, 6370, 7280, 7840, 10192, 12476, 12740, 14560, 15595, 20384, 21833, 24952, 25480, 31190, 40547, 43666, 49904, 50960, 62380, 81094, 87332, 99808, 101920, 109165, 124760, 152831, 162188, 174664, 202735, 218330, 249520, 283829, 305662, 324376, 349328, 405470, 436660, 499040, 567658, 611324, 648752, 698656, 764155, 810940, 873320, 1135316, 1222648, 1297504, 1419145, 1528310, 1621880, 1746640, 1986803, 2270632, 2445296, 2838290, 3056620, 3243760, 3493280, 3973606, 4541264, 4890592, 5676580, 6113240, 6487520, 7947212, 9082528, 9934015, 11353160, 12226480, 15894424, 19868030, 22706320, 24452960, 31788848, 39736060, 45412640, 63577696, 79472120, 158944240, 317888480]

約数ペア:

[(1, 317888480), (2, 158944240), (4, 79472120), (5, 63577696), (7, 45412640), (8, 39736060), (10, 31788848), (13, 24452960), (14, 22706320), (16, 19868030), (20, 15894424), (26, 12226480), (28, 11353160), (32, 9934015), (35, 9082528), (40, 7947212), (49, 6487520), (52, 6113240), (56, 5676580), (65, 4890592), (70, 4541264), (80, 3973606), (91, 3493280), (98, 3243760), (104, 3056620), (112, 2838290), (130, 2445296), (140, 2270632), (160, 1986803), (182, 1746640), (196, 1621880), (208, 1528310), (224, 1419145), (245, 1297504), (260, 1222648), (280, 1135316), (364, 873320), (392, 810940), (416, 764155), (455, 698656), (490, 648752), (520, 611324), (560, 567658), (637, 499040), (728, 436660), (784, 405470), (910, 349328), (980, 324376), (1040, 305662), (1120, 283829), (1274, 249520), (1456, 218330), (1568, 202735), (1820, 174664), (1960, 162188), (2080, 152831), (2548, 124760), (2912, 109165), (3119, 101920), (3185, 99808), (3640, 87332), (3920, 81094), (5096, 62380), (6238, 50960), (6370, 49904), (7280, 43666), (7840, 40547), (10192, 31190), (12476, 25480), (12740, 24952), (14560, 21833), (15595, 20384)]