220609760

素因数分解:

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

素因数の和:1529

約数の個数: 144

約数和(自身を含む): 638623440

約数和(自身を除く): 418013680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 560, 608, 665, 760, 784, 931, 980, 1064, 1120, 1330, 1481, 1520, 1568, 1862, 1960, 2128, 2660, 2962, 3040, 3724, 3920, 4256, 4655, 5320, 5924, 7405, 7448, 7840, 9310, 10367, 10640, 11848, 14810, 14896, 18620, 20734, 21280, 23696, 28139, 29620, 29792, 37240, 41468, 47392, 51835, 56278, 59240, 72569, 74480, 82936, 103670, 112556, 118480, 140695, 145138, 148960, 165872, 196973, 207340, 225112, 236960, 281390, 290276, 331744, 362845, 393946, 414680, 450224, 562780, 580552, 725690, 787892, 829360, 900448, 984865, 1125560, 1161104, 1378811, 1451380, 1575784, 1658720, 1969730, 2251120, 2322208, 2757622, 2902760, 3151568, 3939460, 4502240, 5515244, 5805520, 6303136, 6894055, 7878920, 11030488, 11611040, 13788110, 15757840, 22060976, 27576220, 31515680, 44121952, 55152440, 110304880, 220609760]

約数ペア:

[(1, 220609760), (2, 110304880), (4, 55152440), (5, 44121952), (7, 31515680), (8, 27576220), (10, 22060976), (14, 15757840), (16, 13788110), (19, 11611040), (20, 11030488), (28, 7878920), (32, 6894055), (35, 6303136), (38, 5805520), (40, 5515244), (49, 4502240), (56, 3939460), (70, 3151568), (76, 2902760), (80, 2757622), (95, 2322208), (98, 2251120), (112, 1969730), (133, 1658720), (140, 1575784), (152, 1451380), (160, 1378811), (190, 1161104), (196, 1125560), (224, 984865), (245, 900448), (266, 829360), (280, 787892), (304, 725690), (380, 580552), (392, 562780), (490, 450224), (532, 414680), (560, 393946), (608, 362845), (665, 331744), (760, 290276), (784, 281390), (931, 236960), (980, 225112), (1064, 207340), (1120, 196973), (1330, 165872), (1481, 148960), (1520, 145138), (1568, 140695), (1862, 118480), (1960, 112556), (2128, 103670), (2660, 82936), (2962, 74480), (3040, 72569), (3724, 59240), (3920, 56278), (4256, 51835), (4655, 47392), (5320, 41468), (5924, 37240), (7405, 29792), (7448, 29620), (7840, 28139), (9310, 23696), (10367, 21280), (10640, 20734), (11848, 18620), (14810, 14896)]