4781970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 12960000

約数和(自身を除く): 8178030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 89, 90, 135, 178, 199, 267, 270, 398, 445, 534, 597, 801, 890, 995, 1194, 1335, 1602, 1791, 1990, 2403, 2670, 2985, 3582, 4005, 4806, 5373, 5970, 8010, 8955, 10746, 12015, 17711, 17910, 24030, 26865, 35422, 53133, 53730, 88555, 106266, 159399, 177110, 265665, 318798, 478197, 531330, 796995, 956394, 1593990, 2390985, 4781970]

約数ペア:

[(1, 4781970), (2, 2390985), (3, 1593990), (5, 956394), (6, 796995), (9, 531330), (10, 478197), (15, 318798), (18, 265665), (27, 177110), (30, 159399), (45, 106266), (54, 88555), (89, 53730), (90, 53133), (135, 35422), (178, 26865), (199, 24030), (267, 17910), (270, 17711), (398, 12015), (445, 10746), (534, 8955), (597, 8010), (801, 5970), (890, 5373), (995, 4806), (1194, 4005), (1335, 3582), (1602, 2985), (1791, 2670), (1990, 2403)]