99972540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1399}}^1$

素因数の和:1811

約数の個数: 72

約数和(自身を含む): 304231200

約数和(自身を除く): 204258660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1191, 1399, 1588, 1985, 2382, 2798, 3573, 3970, 4197, 4764, 5596, 5955, 6995, 7146, 7940, 8394, 11910, 12591, 13990, 14292, 16788, 17865, 20985, 23820, 25182, 27980, 35730, 41970, 50364, 62955, 71460, 83940, 125910, 251820, 555403, 1110806, 1666209, 2221612, 2777015, 3332418, 4998627, 5554030, 6664836, 8331045, 9997254, 11108060, 16662090, 19994508, 24993135, 33324180, 49986270, 99972540]

約数ペア:

[(1, 99972540), (2, 49986270), (3, 33324180), (4, 24993135), (5, 19994508), (6, 16662090), (9, 11108060), (10, 9997254), (12, 8331045), (15, 6664836), (18, 5554030), (20, 4998627), (30, 3332418), (36, 2777015), (45, 2221612), (60, 1666209), (90, 1110806), (180, 555403), (397, 251820), (794, 125910), (1191, 83940), (1399, 71460), (1588, 62955), (1985, 50364), (2382, 41970), (2798, 35730), (3573, 27980), (3970, 25182), (4197, 23820), (4764, 20985), (5596, 17865), (5955, 16788), (6995, 14292), (7146, 13990), (7940, 12591), (8394, 11910)]