228749680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2293}}^1$

素因数の和:2378

約数の個数: 80

約数和(自身を含む): 563222880

約数和(自身を除く): 334473200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 215, 232, 290, 344, 430, 464, 580, 688, 860, 1160, 1247, 1720, 2293, 2320, 2494, 3440, 4586, 4988, 6235, 9172, 9976, 11465, 12470, 18344, 19952, 22930, 24940, 36688, 45860, 49880, 66497, 91720, 98599, 99760, 132994, 183440, 197198, 265988, 332485, 394396, 492995, 531976, 664970, 788792, 985990, 1063952, 1329940, 1577584, 1971980, 2659880, 2859371, 3943960, 5319760, 5718742, 7887920, 11437484, 14296855, 22874968, 28593710, 45749936, 57187420, 114374840, 228749680]

約数ペア:

[(1, 228749680), (2, 114374840), (4, 57187420), (5, 45749936), (8, 28593710), (10, 22874968), (16, 14296855), (20, 11437484), (29, 7887920), (40, 5718742), (43, 5319760), (58, 3943960), (80, 2859371), (86, 2659880), (116, 1971980), (145, 1577584), (172, 1329940), (215, 1063952), (232, 985990), (290, 788792), (344, 664970), (430, 531976), (464, 492995), (580, 394396), (688, 332485), (860, 265988), (1160, 197198), (1247, 183440), (1720, 132994), (2293, 99760), (2320, 98599), (2494, 91720), (3440, 66497), (4586, 49880), (4988, 45860), (6235, 36688), (9172, 24940), (9976, 22930), (11465, 19952), (12470, 18344)]