172756290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{907}}^2$

素因数の和:1831

約数の個数: 48

約数和(自身を含む): 474368832

約数和(自身を除く): 301612542

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 907, 1814, 2721, 4535, 5442, 6349, 9070, 12698, 13605, 19047, 27210, 31745, 38094, 63490, 95235, 190470, 822649, 1645298, 2467947, 4113245, 4935894, 5758543, 8226490, 11517086, 12339735, 17275629, 24679470, 28792715, 34551258, 57585430, 86378145, 172756290]

約数ペア:

[(1, 172756290), (2, 86378145), (3, 57585430), (5, 34551258), (6, 28792715), (7, 24679470), (10, 17275629), (14, 12339735), (15, 11517086), (21, 8226490), (30, 5758543), (35, 4935894), (42, 4113245), (70, 2467947), (105, 1645298), (210, 822649), (907, 190470), (1814, 95235), (2721, 63490), (4535, 38094), (5442, 31745), (6349, 27210), (9070, 19047), (12698, 13605)]