131123880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{383}}^1$

素因数の和:720

約数の個数: 128

約数和(自身を含む): 439603200

約数和(自身を除く): 308479320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 317, 360, 383, 540, 634, 766, 951, 1080, 1149, 1268, 1532, 1585, 1902, 1915, 2298, 2536, 2853, 3064, 3170, 3447, 3804, 3830, 4596, 4755, 5706, 5745, 6340, 6894, 7608, 7660, 8559, 9192, 9510, 10341, 11412, 11490, 12680, 13788, 14265, 15320, 17118, 17235, 19020, 20682, 22824, 22980, 27576, 28530, 34236, 34470, 38040, 41364, 42795, 45960, 51705, 57060, 68472, 68940, 82728, 85590, 103410, 114120, 121411, 137880, 171180, 206820, 242822, 342360, 364233, 413640, 485644, 607055, 728466, 971288, 1092699, 1214110, 1456932, 1821165, 2185398, 2428220, 2913864, 3278097, 3642330, 4370796, 4856440, 5463495, 6556194, 7284660, 8741592, 10926990, 13112388, 14569320, 16390485, 21853980, 26224776, 32780970, 43707960, 65561940, 131123880]

約数ペア:

[(1, 131123880), (2, 65561940), (3, 43707960), (4, 32780970), (5, 26224776), (6, 21853980), (8, 16390485), (9, 14569320), (10, 13112388), (12, 10926990), (15, 8741592), (18, 7284660), (20, 6556194), (24, 5463495), (27, 4856440), (30, 4370796), (36, 3642330), (40, 3278097), (45, 2913864), (54, 2428220), (60, 2185398), (72, 1821165), (90, 1456932), (108, 1214110), (120, 1092699), (135, 971288), (180, 728466), (216, 607055), (270, 485644), (317, 413640), (360, 364233), (383, 342360), (540, 242822), (634, 206820), (766, 171180), (951, 137880), (1080, 121411), (1149, 114120), (1268, 103410), (1532, 85590), (1585, 82728), (1902, 68940), (1915, 68472), (2298, 57060), (2536, 51705), (2853, 45960), (3064, 42795), (3170, 41364), (3447, 38040), (3804, 34470), (3830, 34236), (4596, 28530), (4755, 27576), (5706, 22980), (5745, 22824), (6340, 20682), (6894, 19020), (7608, 17235), (7660, 17118), (8559, 15320), (9192, 14265), (9510, 13788), (10341, 12680), (11412, 11490)]