977180120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{20173}}^1$

素因数の和:20364

約数の個数: 64

約数和(自身を含む): 2527398720

約数和(自身を除く): 1550218600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 692, 865, 1211, 1384, 1730, 2422, 3460, 4844, 6055, 6920, 9688, 12110, 20173, 24220, 40346, 48440, 80692, 100865, 141211, 161384, 201730, 282422, 403460, 564844, 706055, 806920, 1129688, 1412110, 2824220, 3489929, 5648440, 6979858, 13959716, 17449645, 24429503, 27919432, 34899290, 48859006, 69798580, 97718012, 122147515, 139597160, 195436024, 244295030, 488590060, 977180120]

約数ペア:

[(1, 977180120), (2, 488590060), (4, 244295030), (5, 195436024), (7, 139597160), (8, 122147515), (10, 97718012), (14, 69798580), (20, 48859006), (28, 34899290), (35, 27919432), (40, 24429503), (56, 17449645), (70, 13959716), (140, 6979858), (173, 5648440), (280, 3489929), (346, 2824220), (692, 1412110), (865, 1129688), (1211, 806920), (1384, 706055), (1730, 564844), (2422, 403460), (3460, 282422), (4844, 201730), (6055, 161384), (6920, 141211), (9688, 100865), (12110, 80692), (20173, 48440), (24220, 40346)]