153947820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197369}}^1$

素因数の和:197394

約数の個数: 48

約数和(自身を含む): 464214240

約数和(自身を除く): 310266420

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, 197369, 394738, 592107, 789476, 986845, 1184214, 1973690, 2368428, 2565797, 2960535, 3947380, 5131594, 5921070, 7697391, 10263188, 11842140, 12828985, 15394782, 25657970, 30789564, 38486955, 51315940, 76973910, 153947820]

約数ペア:

[(1, 153947820), (2, 76973910), (3, 51315940), (4, 38486955), (5, 30789564), (6, 25657970), (10, 15394782), (12, 12828985), (13, 11842140), (15, 10263188), (20, 7697391), (26, 5921070), (30, 5131594), (39, 3947380), (52, 2960535), (60, 2565797), (65, 2368428), (78, 1973690), (130, 1184214), (156, 986845), (195, 789476), (260, 592107), (390, 394738), (780, 197369)]