308513716

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19997}}^1$

素因数の和:20056

約数の個数: 48

約数和(自身を含む): 671932800

約数和(自身を除く): 363419084

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 2204, 3857, 7714, 15428, 19997, 39994, 79988, 139979, 279958, 379943, 559916, 579913, 759886, 1159826, 1519772, 2319652, 2659601, 4059391, 5319202, 8118782, 10638404, 11018347, 16237564, 22036694, 44073388, 77128429, 154256858, 308513716]

約数ペア:

[(1, 308513716), (2, 154256858), (4, 77128429), (7, 44073388), (14, 22036694), (19, 16237564), (28, 11018347), (29, 10638404), (38, 8118782), (58, 5319202), (76, 4059391), (116, 2659601), (133, 2319652), (203, 1519772), (266, 1159826), (406, 759886), (532, 579913), (551, 559916), (812, 379943), (1102, 279958), (2204, 139979), (3857, 79988), (7714, 39994), (15428, 19997)]