318601320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{2663}}^1$

素因数の和:3674

約数の個数: 64

約数和(自身を含む): 957121920

約数和(自身を除く): 638520600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 997, 1994, 2663, 2991, 3988, 4985, 5326, 5982, 7976, 7989, 9970, 10652, 11964, 13315, 14955, 15978, 19940, 21304, 23928, 26630, 29910, 31956, 39880, 39945, 53260, 59820, 63912, 79890, 106520, 119640, 159780, 319560, 2655011, 5310022, 7965033, 10620044, 13275055, 15930066, 21240088, 26550110, 31860132, 39825165, 53100220, 63720264, 79650330, 106200440, 159300660, 318601320]

約数ペア:

[(1, 318601320), (2, 159300660), (3, 106200440), (4, 79650330), (5, 63720264), (6, 53100220), (8, 39825165), (10, 31860132), (12, 26550110), (15, 21240088), (20, 15930066), (24, 13275055), (30, 10620044), (40, 7965033), (60, 5310022), (120, 2655011), (997, 319560), (1994, 159780), (2663, 119640), (2991, 106520), (3988, 79890), (4985, 63912), (5326, 59820), (5982, 53260), (7976, 39945), (7989, 39880), (9970, 31956), (10652, 29910), (11964, 26630), (13315, 23928), (14955, 21304), (15978, 19940)]