81291888

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{6343}}^1$

素因数の和:6446

約数の個数: 60

約数和(自身を含む): 230096880

約数和(自身を除く): 148804992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 144, 178, 267, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 3204, 4272, 6343, 6408, 12686, 12816, 19029, 25372, 38058, 50744, 57087, 76116, 101488, 114174, 152232, 228348, 304464, 456696, 564527, 913392, 1129054, 1693581, 2258108, 3387162, 4516216, 5080743, 6774324, 9032432, 10161486, 13548648, 20322972, 27097296, 40645944, 81291888]

約数ペア:

[(1, 81291888), (2, 40645944), (3, 27097296), (4, 20322972), (6, 13548648), (8, 10161486), (9, 9032432), (12, 6774324), (16, 5080743), (18, 4516216), (24, 3387162), (36, 2258108), (48, 1693581), (72, 1129054), (89, 913392), (144, 564527), (178, 456696), (267, 304464), (356, 228348), (534, 152232), (712, 114174), (801, 101488), (1068, 76116), (1424, 57087), (1602, 50744), (2136, 38058), (3204, 25372), (4272, 19029), (6343, 12816), (6408, 12686)]