90978480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{126359}}^1$

素因数の和:126378

約数の個数: 60

約数和(自身を含む): 305538480

約数和(自身を除く): 214560000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 126359, 252718, 379077, 505436, 631795, 758154, 1010872, 1137231, 1263590, 1516308, 1895385, 2021744, 2274462, 2527180, 3032616, 3790770, 4548924, 5054360, 5686155, 6065232, 7581540, 9097848, 10108720, 11372310, 15163080, 18195696, 22744620, 30326160, 45489240, 90978480]

約数ペア:

[(1, 90978480), (2, 45489240), (3, 30326160), (4, 22744620), (5, 18195696), (6, 15163080), (8, 11372310), (9, 10108720), (10, 9097848), (12, 7581540), (15, 6065232), (16, 5686155), (18, 5054360), (20, 4548924), (24, 3790770), (30, 3032616), (36, 2527180), (40, 2274462), (45, 2021744), (48, 1895385), (60, 1516308), (72, 1263590), (80, 1137231), (90, 1010872), (120, 758154), (144, 631795), (180, 505436), (240, 379077), (360, 252718), (720, 126359)]