315069860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{16427}}^1$

素因数の和:16580

約数の個数: 48

約数和(自身を含む): 761733504

約数和(自身を除く): 446663644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 9590, 16427, 19180, 32854, 65708, 82135, 114989, 164270, 229978, 328540, 459956, 574945, 1149890, 2250499, 2299780, 4500998, 9001996, 11252495, 15753493, 22504990, 31506986, 45009980, 63013972, 78767465, 157534930, 315069860]

約数ペア:

[(1, 315069860), (2, 157534930), (4, 78767465), (5, 63013972), (7, 45009980), (10, 31506986), (14, 22504990), (20, 15753493), (28, 11252495), (35, 9001996), (70, 4500998), (137, 2299780), (140, 2250499), (274, 1149890), (548, 574945), (685, 459956), (959, 328540), (1370, 229978), (1918, 164270), (2740, 114989), (3836, 82135), (4795, 65708), (9590, 32854), (16427, 19180)]