131514880

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:250

約数の個数: 160

約数和(自身を含む): 371226240

約数和(自身を除く): 239711360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 179, 205, 224, 256, 280, 287, 320, 328, 358, 410, 448, 512, 560, 574, 640, 656, 716, 820, 895, 896, 1120, 1148, 1253, 1280, 1312, 1432, 1435, 1640, 1790, 1792, 2240, 2296, 2506, 2560, 2624, 2864, 2870, 3280, 3580, 3584, 4480, 4592, 5012, 5248, 5728, 5740, 6265, 6560, 7160, 7339, 8960, 9184, 10024, 10496, 11456, 11480, 12530, 13120, 14320, 14678, 17920, 18368, 20048, 20992, 22912, 22960, 25060, 26240, 28640, 29356, 36695, 36736, 40096, 45824, 45920, 50120, 51373, 52480, 57280, 58712, 73390, 73472, 80192, 91648, 91840, 100240, 102746, 104960, 114560, 117424, 146780, 146944, 160384, 183680, 200480, 205492, 229120, 234848, 256865, 293560, 320768, 367360, 400960, 410984, 458240, 469696, 513730, 587120, 641536, 734720, 801920, 821968, 939392, 1027460, 1174240, 1603840, 1643936, 1878784, 2054920, 2348480, 3207680, 3287872, 3757568, 4109840, 4696960, 6575744, 8219680, 9393920, 13151488, 16439360, 18787840, 26302976, 32878720, 65757440, 131514880]

約数ペア:

[(1, 131514880), (2, 65757440), (4, 32878720), (5, 26302976), (7, 18787840), (8, 16439360), (10, 13151488), (14, 9393920), (16, 8219680), (20, 6575744), (28, 4696960), (32, 4109840), (35, 3757568), (40, 3287872), (41, 3207680), (56, 2348480), (64, 2054920), (70, 1878784), (80, 1643936), (82, 1603840), (112, 1174240), (128, 1027460), (140, 939392), (160, 821968), (164, 801920), (179, 734720), (205, 641536), (224, 587120), (256, 513730), (280, 469696), (287, 458240), (320, 410984), (328, 400960), (358, 367360), (410, 320768), (448, 293560), (512, 256865), (560, 234848), (574, 229120), (640, 205492), (656, 200480), (716, 183680), (820, 160384), (895, 146944), (896, 146780), (1120, 117424), (1148, 114560), (1253, 104960), (1280, 102746), (1312, 100240), (1432, 91840), (1435, 91648), (1640, 80192), (1790, 73472), (1792, 73390), (2240, 58712), (2296, 57280), (2506, 52480), (2560, 51373), (2624, 50120), (2864, 45920), (2870, 45824), (3280, 40096), (3580, 36736), (3584, 36695), (4480, 29356), (4592, 28640), (5012, 26240), (5248, 25060), (5728, 22960), (5740, 22912), (6265, 20992), (6560, 20048), (7160, 18368), (7339, 17920), (8960, 14678), (9184, 14320), (10024, 13120), (10496, 12530), (11456, 11480)]