81280224

素因数分解:

$2^5\times 3^2\times {\mathrm{367}}^1\times {\mathrm{769}}^1$

素因数の和:1152

約数の個数: 72

約数和(自身を含む): 232071840

約数和(自身を除く): 150791616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 367, 734, 769, 1101, 1468, 1538, 2202, 2307, 2936, 3076, 3303, 4404, 4614, 5872, 6152, 6606, 6921, 8808, 9228, 11744, 12304, 13212, 13842, 17616, 18456, 24608, 26424, 27684, 35232, 36912, 52848, 55368, 73824, 105696, 110736, 221472, 282223, 564446, 846669, 1128892, 1693338, 2257784, 2540007, 3386676, 4515568, 5080014, 6773352, 9031136, 10160028, 13546704, 20320056, 27093408, 40640112, 81280224]

約数ペア:

[(1, 81280224), (2, 40640112), (3, 27093408), (4, 20320056), (6, 13546704), (8, 10160028), (9, 9031136), (12, 6773352), (16, 5080014), (18, 4515568), (24, 3386676), (32, 2540007), (36, 2257784), (48, 1693338), (72, 1128892), (96, 846669), (144, 564446), (288, 282223), (367, 221472), (734, 110736), (769, 105696), (1101, 73824), (1468, 55368), (1538, 52848), (2202, 36912), (2307, 35232), (2936, 27684), (3076, 26424), (3303, 24608), (4404, 18456), (4614, 17616), (5872, 13842), (6152, 13212), (6606, 12304), (6921, 11744), (8808, 9228)]