15691496560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3209}}^1\times {\mathrm{3217}}^1$

素因数の和:6458

約数の個数: 80

約数和(自身を含む): 38426781600

約数和(自身を除く): 22735285040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 3209, 3217, 6418, 6434, 12836, 12868, 16045, 16085, 25672, 25736, 32090, 32170, 51344, 51472, 60971, 61123, 64180, 64340, 121942, 122246, 128360, 128680, 243884, 244492, 256720, 257360, 304855, 305615, 487768, 488984, 609710, 611230, 975536, 977968, 1219420, 1222460, 2438840, 2444920, 4877680, 4889840, 10323353, 20646706, 41293412, 51616765, 82586824, 103233530, 165173648, 196143707, 206467060, 392287414, 412934120, 784574828, 825868240, 980718535, 1569149656, 1961437070, 3138299312, 3922874140, 7845748280, 15691496560]

約数ペア:

[(1, 15691496560), (2, 7845748280), (4, 3922874140), (5, 3138299312), (8, 1961437070), (10, 1569149656), (16, 980718535), (19, 825868240), (20, 784574828), (38, 412934120), (40, 392287414), (76, 206467060), (80, 196143707), (95, 165173648), (152, 103233530), (190, 82586824), (304, 51616765), (380, 41293412), (760, 20646706), (1520, 10323353), (3209, 4889840), (3217, 4877680), (6418, 2444920), (6434, 2438840), (12836, 1222460), (12868, 1219420), (16045, 977968), (16085, 975536), (25672, 611230), (25736, 609710), (32090, 488984), (32170, 487768), (51344, 305615), (51472, 304855), (60971, 257360), (61123, 256720), (64180, 244492), (64340, 243884), (121942, 128680), (122246, 128360)]