128684248

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{659}}^1$

素因数の和:1000

約数の個数: 64

約数和(自身を含む): 302227200

約数和(自身を除く): 173542952

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 317, 616, 634, 659, 1268, 1318, 2219, 2536, 2636, 3487, 4438, 4613, 5272, 6974, 7249, 8876, 9226, 13948, 14498, 17752, 18452, 24409, 27896, 28996, 36904, 48818, 50743, 57992, 97636, 101486, 195272, 202972, 208903, 405944, 417806, 835612, 1462321, 1671224, 2297933, 2924642, 4595866, 5849284, 9191732, 11698568, 16085531, 18383464, 32171062, 64342124, 128684248]

約数ペア:

[(1, 128684248), (2, 64342124), (4, 32171062), (7, 18383464), (8, 16085531), (11, 11698568), (14, 9191732), (22, 5849284), (28, 4595866), (44, 2924642), (56, 2297933), (77, 1671224), (88, 1462321), (154, 835612), (308, 417806), (317, 405944), (616, 208903), (634, 202972), (659, 195272), (1268, 101486), (1318, 97636), (2219, 57992), (2536, 50743), (2636, 48818), (3487, 36904), (4438, 28996), (4613, 27896), (5272, 24409), (6974, 18452), (7249, 17752), (8876, 14498), (9226, 13948)]