109712080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 271857600

約数和(自身を除く): 162145520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 178, 190, 304, 356, 380, 445, 712, 760, 811, 890, 1424, 1520, 1622, 1691, 1780, 3244, 3382, 3560, 4055, 6488, 6764, 7120, 8110, 8455, 12976, 13528, 15409, 16220, 16910, 27056, 30818, 32440, 33820, 61636, 64880, 67640, 72179, 77045, 123272, 135280, 144358, 154090, 246544, 288716, 308180, 360895, 577432, 616360, 721790, 1154864, 1232720, 1371401, 1443580, 2742802, 2887160, 5485604, 5774320, 6857005, 10971208, 13714010, 21942416, 27428020, 54856040, 109712080]

約数ペア:

[(1, 109712080), (2, 54856040), (4, 27428020), (5, 21942416), (8, 13714010), (10, 10971208), (16, 6857005), (19, 5774320), (20, 5485604), (38, 2887160), (40, 2742802), (76, 1443580), (80, 1371401), (89, 1232720), (95, 1154864), (152, 721790), (178, 616360), (190, 577432), (304, 360895), (356, 308180), (380, 288716), (445, 246544), (712, 154090), (760, 144358), (811, 135280), (890, 123272), (1424, 77045), (1520, 72179), (1622, 67640), (1691, 64880), (1780, 61636), (3244, 33820), (3382, 32440), (3560, 30818), (4055, 27056), (6488, 16910), (6764, 16220), (7120, 15409), (8110, 13528), (8455, 12976)]