129914120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20173}}^1$

素因数の和:20214

約数の個数: 64

約数和(自身を含む): 348606720

約数和(自身を除く): 218692600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 20173, 40346, 80692, 100865, 141211, 161384, 201730, 282422, 403460, 463979, 564844, 706055, 806920, 927958, 1129688, 1412110, 1855916, 2319895, 2824220, 3247853, 3711832, 4639790, 5648440, 6495706, 9279580, 12991412, 16239265, 18559160, 25982824, 32478530, 64957060, 129914120]

約数ペア:

[(1, 129914120), (2, 64957060), (4, 32478530), (5, 25982824), (7, 18559160), (8, 16239265), (10, 12991412), (14, 9279580), (20, 6495706), (23, 5648440), (28, 4639790), (35, 3711832), (40, 3247853), (46, 2824220), (56, 2319895), (70, 1855916), (92, 1412110), (115, 1129688), (140, 927958), (161, 806920), (184, 706055), (230, 564844), (280, 463979), (322, 403460), (460, 282422), (644, 201730), (805, 161384), (920, 141211), (1288, 100865), (1610, 80692), (3220, 40346), (6440, 20173)]