178505340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{228853}}^1$

素因数の和:228878

約数の個数: 48

約数和(自身を含む): 538264608

約数和(自身を除く): 359759268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 228853, 457706, 686559, 915412, 1144265, 1373118, 2288530, 2746236, 2975089, 3432795, 4577060, 5950178, 6865590, 8925267, 11900356, 13731180, 14875445, 17850534, 29750890, 35701068, 44626335, 59501780, 89252670, 178505340]

約数ペア:

[(1, 178505340), (2, 89252670), (3, 59501780), (4, 44626335), (5, 35701068), (6, 29750890), (10, 17850534), (12, 14875445), (13, 13731180), (15, 11900356), (20, 8925267), (26, 6865590), (30, 5950178), (39, 4577060), (52, 3432795), (60, 2975089), (65, 2746236), (78, 2288530), (130, 1373118), (156, 1144265), (195, 915412), (260, 686559), (390, 457706), (780, 228853)]