321437880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{38821}}^1$

素因数の和:38861

約数の個数: 96

約数和(自身を含む): 1090121760

約数和(自身を除く): 768683880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 38821, 77642, 116463, 155284, 194105, 232926, 310568, 349389, 388210, 465852, 582315, 698778, 776420, 892883, 931704, 1164630, 1397556, 1552840, 1746945, 1785766, 2329260, 2678649, 2795112, 3493890, 3571532, 4464415, 4658520, 5357298, 6987780, 7143064, 8035947, 8928830, 10714596, 13393245, 13975560, 16071894, 17857660, 21429192, 26786490, 32143788, 35715320, 40179735, 53572980, 64287576, 80359470, 107145960, 160718940, 321437880]

約数ペア:

[(1, 321437880), (2, 160718940), (3, 107145960), (4, 80359470), (5, 64287576), (6, 53572980), (8, 40179735), (9, 35715320), (10, 32143788), (12, 26786490), (15, 21429192), (18, 17857660), (20, 16071894), (23, 13975560), (24, 13393245), (30, 10714596), (36, 8928830), (40, 8035947), (45, 7143064), (46, 6987780), (60, 5357298), (69, 4658520), (72, 4464415), (90, 3571532), (92, 3493890), (115, 2795112), (120, 2678649), (138, 2329260), (180, 1785766), (184, 1746945), (207, 1552840), (230, 1397556), (276, 1164630), (345, 931704), (360, 892883), (414, 776420), (460, 698778), (552, 582315), (690, 465852), (828, 388210), (920, 349389), (1035, 310568), (1380, 232926), (1656, 194105), (2070, 155284), (2760, 116463), (4140, 77642), (8280, 38821)]