55405320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1163}}^1$

素因数の和:1574

約数の個数: 64

約数和(自身を含む): 166777920

約数和(自身を除く): 111372600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 1163, 1191, 1588, 1985, 2326, 2382, 3176, 3489, 3970, 4652, 4764, 5815, 5955, 6978, 7940, 9304, 9528, 11630, 11910, 13956, 15880, 17445, 23260, 23820, 27912, 34890, 46520, 47640, 69780, 139560, 461711, 923422, 1385133, 1846844, 2308555, 2770266, 3693688, 4617110, 5540532, 6925665, 9234220, 11081064, 13851330, 18468440, 27702660, 55405320]

約数ペア:

[(1, 55405320), (2, 27702660), (3, 18468440), (4, 13851330), (5, 11081064), (6, 9234220), (8, 6925665), (10, 5540532), (12, 4617110), (15, 3693688), (20, 2770266), (24, 2308555), (30, 1846844), (40, 1385133), (60, 923422), (120, 461711), (397, 139560), (794, 69780), (1163, 47640), (1191, 46520), (1588, 34890), (1985, 27912), (2326, 23820), (2382, 23260), (3176, 17445), (3489, 15880), (3970, 13956), (4652, 11910), (4764, 11630), (5815, 9528), (5955, 9304), (6978, 7940)]