240959960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6091}}^1$

素因数の和:6168

約数の個数: 64

約数和(自身を含む): 578983680

約数和(自身を除く): 338023720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1720, 1978, 3956, 4945, 6091, 7912, 9890, 12182, 19780, 24364, 30455, 39560, 48728, 60910, 121820, 140093, 243640, 261913, 280186, 523826, 560372, 700465, 1047652, 1120744, 1309565, 1400930, 2095304, 2619130, 2801860, 5238260, 5603720, 6023999, 10476520, 12047998, 24095996, 30119995, 48191992, 60239990, 120479980, 240959960]

約数ペア:

[(1, 240959960), (2, 120479980), (4, 60239990), (5, 48191992), (8, 30119995), (10, 24095996), (20, 12047998), (23, 10476520), (40, 6023999), (43, 5603720), (46, 5238260), (86, 2801860), (92, 2619130), (115, 2095304), (172, 1400930), (184, 1309565), (215, 1120744), (230, 1047652), (344, 700465), (430, 560372), (460, 523826), (860, 280186), (920, 261913), (989, 243640), (1720, 140093), (1978, 121820), (3956, 60910), (4945, 48728), (6091, 39560), (7912, 30455), (9890, 24364), (12182, 19780)]