721458480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{130699}}^1$

素因数の和:130738

約数の個数: 80

約数和(自身を含む): 2333779200

約数和(自身を除く): 1612320720

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, 130699, 261398, 392097, 522796, 653495, 784194, 1045592, 1306990, 1568388, 1960485, 2091184, 2613980, 3006077, 3136776, 3920970, 5227960, 6012154, 6273552, 7841940, 9018231, 10455920, 12024308, 15030385, 15683880, 18036462, 24048616, 30060770, 31367760, 36072924, 45091155, 48097232, 60121540, 72145848, 90182310, 120243080, 144291696, 180364620, 240486160, 360729240, 721458480]

約数ペア:

[(1, 721458480), (2, 360729240), (3, 240486160), (4, 180364620), (5, 144291696), (6, 120243080), (8, 90182310), (10, 72145848), (12, 60121540), (15, 48097232), (16, 45091155), (20, 36072924), (23, 31367760), (24, 30060770), (30, 24048616), (40, 18036462), (46, 15683880), (48, 15030385), (60, 12024308), (69, 10455920), (80, 9018231), (92, 7841940), (115, 6273552), (120, 6012154), (138, 5227960), (184, 3920970), (230, 3136776), (240, 3006077), (276, 2613980), (345, 2091184), (368, 1960485), (460, 1568388), (552, 1306990), (690, 1045592), (920, 784194), (1104, 653495), (1380, 522796), (1840, 392097), (2760, 261398), (5520, 130699)]