64171080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:863

約数の個数: 96

約数和(自身を含む): 209547000

約数和(自身を除く): 145375920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 397, 449, 794, 898, 1191, 1347, 1588, 1796, 1985, 2245, 2382, 2694, 3176, 3573, 3592, 3970, 4041, 4490, 4764, 5388, 5955, 6735, 7146, 7940, 8082, 8980, 9528, 10776, 11910, 13470, 14292, 15880, 16164, 17865, 17960, 20205, 23820, 26940, 28584, 32328, 35730, 40410, 47640, 53880, 71460, 80820, 142920, 161640, 178253, 356506, 534759, 713012, 891265, 1069518, 1426024, 1604277, 1782530, 2139036, 2673795, 3208554, 3565060, 4278072, 5347590, 6417108, 7130120, 8021385, 10695180, 12834216, 16042770, 21390360, 32085540, 64171080]

約数ペア:

[(1, 64171080), (2, 32085540), (3, 21390360), (4, 16042770), (5, 12834216), (6, 10695180), (8, 8021385), (9, 7130120), (10, 6417108), (12, 5347590), (15, 4278072), (18, 3565060), (20, 3208554), (24, 2673795), (30, 2139036), (36, 1782530), (40, 1604277), (45, 1426024), (60, 1069518), (72, 891265), (90, 713012), (120, 534759), (180, 356506), (360, 178253), (397, 161640), (449, 142920), (794, 80820), (898, 71460), (1191, 53880), (1347, 47640), (1588, 40410), (1796, 35730), (1985, 32328), (2245, 28584), (2382, 26940), (2694, 23820), (3176, 20205), (3573, 17960), (3592, 17865), (3970, 16164), (4041, 15880), (4490, 14292), (4764, 13470), (5388, 11910), (5955, 10776), (6735, 9528), (7146, 8980), (7940, 8082)]