218844540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{52861}}^1$

素因数の和:52899

約数の個数: 72

約数和(自身を含む): 692703648

約数和(自身を除く): 473859108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 52861, 105722, 158583, 211444, 264305, 317166, 475749, 528610, 634332, 792915, 951498, 1057220, 1215803, 1585830, 1902996, 2378745, 2431606, 3171660, 3647409, 4757490, 4863212, 6079015, 7294818, 9514980, 10942227, 12158030, 14589636, 18237045, 21884454, 24316060, 36474090, 43768908, 54711135, 72948180, 109422270, 218844540]

約数ペア:

[(1, 218844540), (2, 109422270), (3, 72948180), (4, 54711135), (5, 43768908), (6, 36474090), (9, 24316060), (10, 21884454), (12, 18237045), (15, 14589636), (18, 12158030), (20, 10942227), (23, 9514980), (30, 7294818), (36, 6079015), (45, 4863212), (46, 4757490), (60, 3647409), (69, 3171660), (90, 2431606), (92, 2378745), (115, 1902996), (138, 1585830), (180, 1215803), (207, 1057220), (230, 951498), (276, 792915), (345, 634332), (414, 528610), (460, 475749), (690, 317166), (828, 264305), (1035, 211444), (1380, 158583), (2070, 105722), (4140, 52861)]