31030680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11243}}^1$

素因数の和:11280

約数の個数: 64

約数和(自身を含む): 97148160

約数和(自身を除く): 66117480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 11243, 22486, 33729, 44972, 56215, 67458, 89944, 112430, 134916, 168645, 224860, 258589, 269832, 337290, 449720, 517178, 674580, 775767, 1034356, 1292945, 1349160, 1551534, 2068712, 2585890, 3103068, 3878835, 5171780, 6206136, 7757670, 10343560, 15515340, 31030680]

約数ペア:

[(1, 31030680), (2, 15515340), (3, 10343560), (4, 7757670), (5, 6206136), (6, 5171780), (8, 3878835), (10, 3103068), (12, 2585890), (15, 2068712), (20, 1551534), (23, 1349160), (24, 1292945), (30, 1034356), (40, 775767), (46, 674580), (60, 517178), (69, 449720), (92, 337290), (115, 269832), (120, 258589), (138, 224860), (184, 168645), (230, 134916), (276, 112430), (345, 89944), (460, 67458), (552, 56215), (690, 44972), (920, 33729), (1380, 22486), (2760, 11243)]