15757840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1520

約数の個数: 80

約数和(自身を含む): 44104320

約数和(自身を除く): 28346480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1481, 1520, 2128, 2660, 2962, 5320, 5924, 7405, 10367, 10640, 11848, 14810, 20734, 23696, 28139, 29620, 41468, 51835, 56278, 59240, 82936, 103670, 112556, 118480, 140695, 165872, 196973, 207340, 225112, 281390, 393946, 414680, 450224, 562780, 787892, 829360, 984865, 1125560, 1575784, 1969730, 2251120, 3151568, 3939460, 7878920, 15757840]

約数ペア:

[(1, 15757840), (2, 7878920), (4, 3939460), (5, 3151568), (7, 2251120), (8, 1969730), (10, 1575784), (14, 1125560), (16, 984865), (19, 829360), (20, 787892), (28, 562780), (35, 450224), (38, 414680), (40, 393946), (56, 281390), (70, 225112), (76, 207340), (80, 196973), (95, 165872), (112, 140695), (133, 118480), (140, 112556), (152, 103670), (190, 82936), (266, 59240), (280, 56278), (304, 51835), (380, 41468), (532, 29620), (560, 28139), (665, 23696), (760, 20734), (1064, 14810), (1330, 11848), (1481, 10640), (1520, 10367), (2128, 7405), (2660, 5924), (2962, 5320)]