664677960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{90803}}^1$

素因数の和:90878

約数の個数: 64

約数和(自身を含む): 2026745280

約数和(自身を除く): 1362067320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 90803, 181606, 272409, 363212, 454015, 544818, 726424, 908030, 1089636, 1362045, 1816060, 2179272, 2724090, 3632120, 5448180, 5538983, 10896360, 11077966, 16616949, 22155932, 27694915, 33233898, 44311864, 55389830, 66467796, 83084745, 110779660, 132935592, 166169490, 221559320, 332338980, 664677960]

約数ペア:

[(1, 664677960), (2, 332338980), (3, 221559320), (4, 166169490), (5, 132935592), (6, 110779660), (8, 83084745), (10, 66467796), (12, 55389830), (15, 44311864), (20, 33233898), (24, 27694915), (30, 22155932), (40, 16616949), (60, 11077966), (61, 10896360), (120, 5538983), (122, 5448180), (183, 3632120), (244, 2724090), (305, 2179272), (366, 1816060), (488, 1362045), (610, 1089636), (732, 908030), (915, 726424), (1220, 544818), (1464, 454015), (1830, 363212), (2440, 272409), (3660, 181606), (7320, 90803)]