127564480

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20981}}^1$

素因数の和:21017

約数の個数: 56

約数和(自身を含む): 319765680

約数和(自身を除く): 192201200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 20981, 41962, 83924, 104905, 167848, 209810, 335696, 398639, 419620, 671392, 797278, 839240, 1342784, 1594556, 1678480, 1993195, 3189112, 3356960, 3986390, 6378224, 6713920, 7972780, 12756448, 15945560, 25512896, 31891120, 63782240, 127564480]

約数ペア:

[(1, 127564480), (2, 63782240), (4, 31891120), (5, 25512896), (8, 15945560), (10, 12756448), (16, 7972780), (19, 6713920), (20, 6378224), (32, 3986390), (38, 3356960), (40, 3189112), (64, 1993195), (76, 1678480), (80, 1594556), (95, 1342784), (152, 839240), (160, 797278), (190, 671392), (304, 419620), (320, 398639), (380, 335696), (608, 209810), (760, 167848), (1216, 104905), (1520, 83924), (3040, 41962), (6080, 20981)]