322746880

素因数分解:

$2^9\times 5^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1069

約数の個数: 80

約数和(自身を含む): 780262560

約数和(自身を除く): 457515680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 512, 556, 640, 695, 907, 1112, 1280, 1390, 1814, 2224, 2560, 2780, 3628, 4448, 4535, 5560, 7256, 8896, 9070, 11120, 14512, 17792, 18140, 22240, 29024, 35584, 36280, 44480, 58048, 71168, 72560, 88960, 116096, 126073, 145120, 177920, 232192, 252146, 290240, 355840, 464384, 504292, 580480, 630365, 1008584, 1160960, 1260730, 2017168, 2321920, 2521460, 4034336, 5042920, 8068672, 10085840, 16137344, 20171680, 32274688, 40343360, 64549376, 80686720, 161373440, 322746880]

約数ペア:

[(1, 322746880), (2, 161373440), (4, 80686720), (5, 64549376), (8, 40343360), (10, 32274688), (16, 20171680), (20, 16137344), (32, 10085840), (40, 8068672), (64, 5042920), (80, 4034336), (128, 2521460), (139, 2321920), (160, 2017168), (256, 1260730), (278, 1160960), (320, 1008584), (512, 630365), (556, 580480), (640, 504292), (695, 464384), (907, 355840), (1112, 290240), (1280, 252146), (1390, 232192), (1814, 177920), (2224, 145120), (2560, 126073), (2780, 116096), (3628, 88960), (4448, 72560), (4535, 71168), (5560, 58048), (7256, 44480), (8896, 36280), (9070, 35584), (11120, 29024), (14512, 22240), (17792, 18140)]