1270868560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{39419}}^1$

素因数の和:39476

約数の個数: 80

約数和(自身を含む): 3284789760

約数和(自身を除く): 2013921200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 39419, 78838, 157676, 197095, 315352, 394190, 512447, 630704, 788380, 1024894, 1221989, 1576760, 2049788, 2443978, 2562235, 3153520, 4099576, 4887956, 5124470, 6109945, 8199152, 9775912, 10248940, 12219890, 15885857, 19551824, 20497880, 24439780, 31771714, 40995760, 48879560, 63543428, 79429285, 97759120, 127086856, 158858570, 254173712, 317717140, 635434280, 1270868560]

約数ペア:

[(1, 1270868560), (2, 635434280), (4, 317717140), (5, 254173712), (8, 158858570), (10, 127086856), (13, 97759120), (16, 79429285), (20, 63543428), (26, 48879560), (31, 40995760), (40, 31771714), (52, 24439780), (62, 20497880), (65, 19551824), (80, 15885857), (104, 12219890), (124, 10248940), (130, 9775912), (155, 8199152), (208, 6109945), (248, 5124470), (260, 4887956), (310, 4099576), (403, 3153520), (496, 2562235), (520, 2443978), (620, 2049788), (806, 1576760), (1040, 1221989), (1240, 1024894), (1612, 788380), (2015, 630704), (2480, 512447), (3224, 394190), (4030, 315352), (6448, 197095), (8060, 157676), (16120, 78838), (32240, 39419)]