120384784

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{211}}^2$

素因数の和:456

約数の個数: 45

約数和(自身を含む): 253770309

約数和(自身を除く): 133385525

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 211, 338, 422, 676, 844, 1352, 1688, 2704, 2743, 3376, 5486, 10972, 21944, 35659, 43888, 44521, 71318, 89042, 142636, 178084, 285272, 356168, 570544, 578773, 712336, 1157546, 2315092, 4630184, 7524049, 9260368, 15048098, 30096196, 60192392, 120384784]

約数ペア:

[(1, 120384784), (2, 60192392), (4, 30096196), (8, 15048098), (13, 9260368), (16, 7524049), (26, 4630184), (52, 2315092), (104, 1157546), (169, 712336), (208, 578773), (211, 570544), (338, 356168), (422, 285272), (676, 178084), (844, 142636), (1352, 89042), (1688, 71318), (2704, 44521), (2743, 43888), (3376, 35659), (5486, 21944)]