164921940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{305411}}^1$

素因数の和:305429

約数の個数: 48

約数和(自身を含む): 513092160

約数和(自身を除く): 348170220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 305411, 610822, 916233, 1221644, 1527055, 1832466, 2748699, 3054110, 3664932, 4581165, 5497398, 6108220, 8246097, 9162330, 10994796, 13743495, 16492194, 18324660, 27486990, 32984388, 41230485, 54973980, 82460970, 164921940]

約数ペア:

[(1, 164921940), (2, 82460970), (3, 54973980), (4, 41230485), (5, 32984388), (6, 27486990), (9, 18324660), (10, 16492194), (12, 13743495), (15, 10994796), (18, 9162330), (20, 8246097), (27, 6108220), (30, 5497398), (36, 4581165), (45, 3664932), (54, 3054110), (60, 2748699), (90, 1832466), (108, 1527055), (135, 1221644), (180, 916233), (270, 610822), (540, 305411)]