47710980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1$

素因数の和:1077

約数の個数: 72

約数和(自身を含む): 145303704

約数和(自身を除く): 97592724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 661, 802, 1203, 1322, 1604, 1983, 2005, 2406, 2644, 3305, 3609, 3966, 4010, 4812, 5949, 6015, 6610, 7218, 7932, 8020, 9915, 11898, 12030, 13220, 14436, 18045, 19830, 23796, 24060, 29745, 36090, 39660, 59490, 72180, 118980, 265061, 530122, 795183, 1060244, 1325305, 1590366, 2385549, 2650610, 3180732, 3975915, 4771098, 5301220, 7951830, 9542196, 11927745, 15903660, 23855490, 47710980]

約数ペア:

[(1, 47710980), (2, 23855490), (3, 15903660), (4, 11927745), (5, 9542196), (6, 7951830), (9, 5301220), (10, 4771098), (12, 3975915), (15, 3180732), (18, 2650610), (20, 2385549), (30, 1590366), (36, 1325305), (45, 1060244), (60, 795183), (90, 530122), (180, 265061), (401, 118980), (661, 72180), (802, 59490), (1203, 39660), (1322, 36090), (1604, 29745), (1983, 24060), (2005, 23796), (2406, 19830), (2644, 18045), (3305, 14436), (3609, 13220), (3966, 12030), (4010, 11898), (4812, 9915), (5949, 8020), (6015, 7932), (6610, 7218)]