389065872

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20113}}^1$

素因数の和:20168

約数の個数: 80

約数和(自身を含む): 1117372928

約数和(自身を除く): 728307056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20113, 40226, 60339, 80452, 120678, 160904, 241356, 261469, 321808, 482712, 522938, 623503, 784407, 965424, 1045876, 1247006, 1568814, 1870509, 2091752, 2494012, 3137628, 3741018, 4183504, 4988024, 6275256, 7482036, 8105539, 9976048, 12550512, 14964072, 16211078, 24316617, 29928144, 32422156, 48633234, 64844312, 97266468, 129688624, 194532936, 389065872]

約数ペア:

[(1, 389065872), (2, 194532936), (3, 129688624), (4, 97266468), (6, 64844312), (8, 48633234), (12, 32422156), (13, 29928144), (16, 24316617), (24, 16211078), (26, 14964072), (31, 12550512), (39, 9976048), (48, 8105539), (52, 7482036), (62, 6275256), (78, 4988024), (93, 4183504), (104, 3741018), (124, 3137628), (156, 2494012), (186, 2091752), (208, 1870509), (248, 1568814), (312, 1247006), (372, 1045876), (403, 965424), (496, 784407), (624, 623503), (744, 522938), (806, 482712), (1209, 321808), (1488, 261469), (1612, 241356), (2418, 160904), (3224, 120678), (4836, 80452), (6448, 60339), (9672, 40226), (19344, 20113)]