320796770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:795

約数の個数: 64

約数和(自身を含む): 679954176

約数和(自身を除く): 359157406

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 197, 215, 301, 394, 430, 541, 602, 985, 1082, 1379, 1505, 1970, 2705, 2758, 3010, 3787, 5410, 6895, 7574, 8471, 13790, 16942, 18935, 23263, 37870, 42355, 46526, 59297, 84710, 106577, 116315, 118594, 162841, 213154, 232630, 296485, 325682, 532885, 592970, 746039, 814205, 1065770, 1492078, 1628410, 3730195, 4582811, 7460390, 9165622, 22914055, 32079677, 45828110, 64159354, 160398385, 320796770]

約数ペア:

[(1, 320796770), (2, 160398385), (5, 64159354), (7, 45828110), (10, 32079677), (14, 22914055), (35, 9165622), (43, 7460390), (70, 4582811), (86, 3730195), (197, 1628410), (215, 1492078), (301, 1065770), (394, 814205), (430, 746039), (541, 592970), (602, 532885), (985, 325682), (1082, 296485), (1379, 232630), (1505, 213154), (1970, 162841), (2705, 118594), (2758, 116315), (3010, 106577), (3787, 84710), (5410, 59297), (6895, 46526), (7574, 42355), (8471, 37870), (13790, 23263), (16942, 18935)]