31515680

素因数分解:

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

素因数の和:1522

約数の個数: 96

約数和(自身を含む): 89631360

約数和(自身を除く): 58115680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1481, 1520, 2128, 2660, 2962, 3040, 4256, 5320, 5924, 7405, 10367, 10640, 11848, 14810, 20734, 21280, 23696, 28139, 29620, 41468, 47392, 51835, 56278, 59240, 82936, 103670, 112556, 118480, 140695, 165872, 196973, 207340, 225112, 236960, 281390, 331744, 393946, 414680, 450224, 562780, 787892, 829360, 900448, 984865, 1125560, 1575784, 1658720, 1969730, 2251120, 3151568, 3939460, 4502240, 6303136, 7878920, 15757840, 31515680]

約数ペア:

[(1, 31515680), (2, 15757840), (4, 7878920), (5, 6303136), (7, 4502240), (8, 3939460), (10, 3151568), (14, 2251120), (16, 1969730), (19, 1658720), (20, 1575784), (28, 1125560), (32, 984865), (35, 900448), (38, 829360), (40, 787892), (56, 562780), (70, 450224), (76, 414680), (80, 393946), (95, 331744), (112, 281390), (133, 236960), (140, 225112), (152, 207340), (160, 196973), (190, 165872), (224, 140695), (266, 118480), (280, 112556), (304, 103670), (380, 82936), (532, 59240), (560, 56278), (608, 51835), (665, 47392), (760, 41468), (1064, 29620), (1120, 28139), (1330, 23696), (1481, 21280), (1520, 20734), (2128, 14810), (2660, 11848), (2962, 10640), (3040, 10367), (4256, 7405), (5320, 5924)]