156958240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{51631}}^1$

素因数の和:51665

約数の個数: 48

約数和(自身を含む): 390337920

約数和(自身を除く): 233379680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 51631, 103262, 206524, 258155, 413048, 516310, 826096, 980989, 1032620, 1652192, 1961978, 2065240, 3923956, 4130480, 4904945, 7847912, 8260960, 9809890, 15695824, 19619780, 31391648, 39239560, 78479120, 156958240]

約数ペア:

[(1, 156958240), (2, 78479120), (4, 39239560), (5, 31391648), (8, 19619780), (10, 15695824), (16, 9809890), (19, 8260960), (20, 7847912), (32, 4904945), (38, 4130480), (40, 3923956), (76, 2065240), (80, 1961978), (95, 1652192), (152, 1032620), (160, 980989), (190, 826096), (304, 516310), (380, 413048), (608, 258155), (760, 206524), (1520, 103262), (3040, 51631)]