19318500

素因数分解:

$2^2\times 3^6\times 5^3\times {\mathrm{53}}^1$

素因数の和:90

約数の個数: 168

約数和(自身を含む): 64452024

約数和(自身を除く): 45133524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 81, 90, 100, 106, 108, 125, 135, 150, 159, 162, 180, 212, 225, 243, 250, 265, 270, 300, 318, 324, 375, 405, 450, 477, 486, 500, 530, 540, 636, 675, 729, 750, 795, 810, 900, 954, 972, 1060, 1125, 1215, 1325, 1350, 1431, 1458, 1500, 1590, 1620, 1908, 2025, 2250, 2385, 2430, 2650, 2700, 2862, 2916, 3180, 3375, 3645, 3975, 4050, 4293, 4500, 4770, 4860, 5300, 5724, 6075, 6625, 6750, 7155, 7290, 7950, 8100, 8586, 9540, 10125, 11925, 12150, 12879, 13250, 13500, 14310, 14580, 15900, 17172, 18225, 19875, 20250, 21465, 23850, 24300, 25758, 26500, 28620, 30375, 35775, 36450, 38637, 39750, 40500, 42930, 47700, 51516, 59625, 60750, 64395, 71550, 72900, 77274, 79500, 85860, 91125, 107325, 119250, 121500, 128790, 143100, 154548, 178875, 182250, 193185, 214650, 238500, 257580, 321975, 357750, 364500, 386370, 429300, 536625, 643950, 715500, 772740, 965925, 1073250, 1287900, 1609875, 1931850, 2146500, 3219750, 3863700, 4829625, 6439500, 9659250, 19318500]

約数ペア:

[(1, 19318500), (2, 9659250), (3, 6439500), (4, 4829625), (5, 3863700), (6, 3219750), (9, 2146500), (10, 1931850), (12, 1609875), (15, 1287900), (18, 1073250), (20, 965925), (25, 772740), (27, 715500), (30, 643950), (36, 536625), (45, 429300), (50, 386370), (53, 364500), (54, 357750), (60, 321975), (75, 257580), (81, 238500), (90, 214650), (100, 193185), (106, 182250), (108, 178875), (125, 154548), (135, 143100), (150, 128790), (159, 121500), (162, 119250), (180, 107325), (212, 91125), (225, 85860), (243, 79500), (250, 77274), (265, 72900), (270, 71550), (300, 64395), (318, 60750), (324, 59625), (375, 51516), (405, 47700), (450, 42930), (477, 40500), (486, 39750), (500, 38637), (530, 36450), (540, 35775), (636, 30375), (675, 28620), (729, 26500), (750, 25758), (795, 24300), (810, 23850), (900, 21465), (954, 20250), (972, 19875), (1060, 18225), (1125, 17172), (1215, 15900), (1325, 14580), (1350, 14310), (1431, 13500), (1458, 13250), (1500, 12879), (1590, 12150), (1620, 11925), (1908, 10125), (2025, 9540), (2250, 8586), (2385, 8100), (2430, 7950), (2650, 7290), (2700, 7155), (2862, 6750), (2916, 6625), (3180, 6075), (3375, 5724), (3645, 5300), (3975, 4860), (4050, 4770), (4293, 4500)]