90975120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16481}}^1$

素因数の和:16520

約数の個数: 80

約数和(自身を含む): 294302592

約数和(自身を除く): 203327472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 16481, 32962, 49443, 65924, 82405, 98886, 131848, 164810, 197772, 247215, 263696, 329620, 379063, 395544, 494430, 659240, 758126, 791088, 988860, 1137189, 1318480, 1516252, 1895315, 1977720, 2274378, 3032504, 3790630, 3955440, 4548756, 5685945, 6065008, 7581260, 9097512, 11371890, 15162520, 18195024, 22743780, 30325040, 45487560, 90975120]

約数ペア:

[(1, 90975120), (2, 45487560), (3, 30325040), (4, 22743780), (5, 18195024), (6, 15162520), (8, 11371890), (10, 9097512), (12, 7581260), (15, 6065008), (16, 5685945), (20, 4548756), (23, 3955440), (24, 3790630), (30, 3032504), (40, 2274378), (46, 1977720), (48, 1895315), (60, 1516252), (69, 1318480), (80, 1137189), (92, 988860), (115, 791088), (120, 758126), (138, 659240), (184, 494430), (230, 395544), (240, 379063), (276, 329620), (345, 263696), (368, 247215), (460, 197772), (552, 164810), (690, 131848), (920, 98886), (1104, 82405), (1380, 65924), (1840, 49443), (2760, 32962), (5520, 16481)]