20175147900

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2539}}^1$

素因数の和:2680

約数の個数: 252

約数和(自身を含む): 66268371400

約数和(自身を除く): 46093223500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 109, 135, 150, 162, 180, 218, 225, 243, 270, 300, 324, 327, 405, 436, 450, 486, 540, 545, 654, 675, 729, 810, 900, 972, 981, 1090, 1215, 1308, 1350, 1458, 1620, 1635, 1962, 2025, 2180, 2430, 2539, 2700, 2725, 2916, 2943, 3270, 3645, 3924, 4050, 4860, 4905, 5078, 5450, 5886, 6075, 6540, 7290, 7617, 8100, 8175, 8829, 9810, 10156, 10900, 11772, 12150, 12695, 14580, 14715, 15234, 16350, 17658, 18225, 19620, 22851, 24300, 24525, 25390, 26487, 29430, 30468, 32700, 35316, 36450, 38085, 44145, 45702, 49050, 50780, 52974, 58860, 63475, 68553, 72900, 73575, 76170, 79461, 88290, 91404, 98100, 105948, 114255, 126950, 132435, 137106, 147150, 152340, 158922, 176580, 190425, 205659, 220725, 228510, 253900, 264870, 274212, 276751, 294300, 317844, 342765, 380850, 397305, 411318, 441450, 457020, 529740, 553502, 571275, 616977, 662175, 685530, 761700, 794610, 822636, 830253, 882900, 1028295, 1107004, 1142550, 1233954, 1324350, 1371060, 1383755, 1589220, 1660506, 1713825, 1850931, 1986525, 2056590, 2285100, 2467908, 2490759, 2648700, 2767510, 3084885, 3321012, 3427650, 3701862, 3973050, 4113180, 4151265, 4981518, 5141475, 5535020, 6169770, 6855300, 6918775, 7403724, 7472277, 7946100, 8302530, 9254655, 9963036, 10282950, 12339540, 12453795, 13837550, 14944554, 15424425, 16605060, 18509310, 20565900, 20756325, 22416831, 24907590, 27675100, 29889108, 30848850, 37018620, 37361385, 41512650, 44833662, 46273275, 49815180, 61697700, 62268975, 67250493, 74722770, 83025300, 89667324, 92546550, 112084155, 124537950, 134500986, 149445540, 185093100, 186806925, 201751479, 224168310, 249075900, 269001972, 336252465, 373613850, 403502958, 448336620, 560420775, 672504930, 747227700, 807005916, 1008757395, 1120841550, 1345009860, 1681262325, 2017514790, 2241683100, 3362524650, 4035029580, 5043786975, 6725049300, 10087573950, 20175147900]

約数ペア:

[(1, 20175147900), (2, 10087573950), (3, 6725049300), (4, 5043786975), (5, 4035029580), (6, 3362524650), (9, 2241683100), (10, 2017514790), (12, 1681262325), (15, 1345009860), (18, 1120841550), (20, 1008757395), (25, 807005916), (27, 747227700), (30, 672504930), (36, 560420775), (45, 448336620), (50, 403502958), (54, 373613850), (60, 336252465), (75, 269001972), (81, 249075900), (90, 224168310), (100, 201751479), (108, 186806925), (109, 185093100), (135, 149445540), (150, 134500986), (162, 124537950), (180, 112084155), (218, 92546550), (225, 89667324), (243, 83025300), (270, 74722770), (300, 67250493), (324, 62268975), (327, 61697700), (405, 49815180), (436, 46273275), (450, 44833662), (486, 41512650), (540, 37361385), (545, 37018620), (654, 30848850), (675, 29889108), (729, 27675100), (810, 24907590), (900, 22416831), (972, 20756325), (981, 20565900), (1090, 18509310), (1215, 16605060), (1308, 15424425), (1350, 14944554), (1458, 13837550), (1620, 12453795), (1635, 12339540), (1962, 10282950), (2025, 9963036), (2180, 9254655), (2430, 8302530), (2539, 7946100), (2700, 7472277), (2725, 7403724), (2916, 6918775), (2943, 6855300), (3270, 6169770), (3645, 5535020), (3924, 5141475), (4050, 4981518), (4860, 4151265), (4905, 4113180), (5078, 3973050), (5450, 3701862), (5886, 3427650), (6075, 3321012), (6540, 3084885), (7290, 2767510), (7617, 2648700), (8100, 2490759), (8175, 2467908), (8829, 2285100), (9810, 2056590), (10156, 1986525), (10900, 1850931), (11772, 1713825), (12150, 1660506), (12695, 1589220), (14580, 1383755), (14715, 1371060), (15234, 1324350), (16350, 1233954), (17658, 1142550), (18225, 1107004), (19620, 1028295), (22851, 882900), (24300, 830253), (24525, 822636), (25390, 794610), (26487, 761700), (29430, 685530), (30468, 662175), (32700, 616977), (35316, 571275), (36450, 553502), (38085, 529740), (44145, 457020), (45702, 441450), (49050, 411318), (50780, 397305), (52974, 380850), (58860, 342765), (63475, 317844), (68553, 294300), (72900, 276751), (73575, 274212), (76170, 264870), (79461, 253900), (88290, 228510), (91404, 220725), (98100, 205659), (105948, 190425), (114255, 176580), (126950, 158922), (132435, 152340), (137106, 147150)]