320436844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{5209}}^1$

素因数の和:5259

約数の個数: 48

約数和(自身を含む): 694388800

約数和(自身を除く): 373951956

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2197, 2366, 4394, 4732, 5209, 8788, 10418, 15379, 20836, 30758, 36463, 61516, 67717, 72926, 135434, 145852, 270868, 474019, 880321, 948038, 1760642, 1896076, 3521284, 6162247, 11444173, 12324494, 22888346, 24648988, 45776692, 80109211, 160218422, 320436844]

約数ペア:

[(1, 320436844), (2, 160218422), (4, 80109211), (7, 45776692), (13, 24648988), (14, 22888346), (26, 12324494), (28, 11444173), (52, 6162247), (91, 3521284), (169, 1896076), (182, 1760642), (338, 948038), (364, 880321), (676, 474019), (1183, 270868), (2197, 145852), (2366, 135434), (4394, 72926), (4732, 67717), (5209, 61516), (8788, 36463), (10418, 30758), (15379, 20836)]