20249543700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{431}}^1\times {\mathrm{17401}}^1$

素因数の和:17855

約数の個数: 144

約数和(自身を含む): 65253323520

約数和(自身を除く): 45003779820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 431, 450, 540, 675, 862, 900, 1293, 1350, 1724, 2155, 2586, 2700, 3879, 4310, 5172, 6465, 7758, 8620, 10775, 11637, 12930, 15516, 17401, 19395, 21550, 23274, 25860, 32325, 34802, 38790, 43100, 46548, 52203, 58185, 64650, 69604, 77580, 87005, 96975, 104406, 116370, 129300, 156609, 174010, 193950, 208812, 232740, 261015, 290925, 313218, 348020, 387900, 435025, 469827, 522030, 581850, 626436, 783045, 870050, 939654, 1044060, 1163700, 1305075, 1566090, 1740100, 1879308, 2349135, 2610150, 3132180, 3915225, 4698270, 5220300, 7499831, 7830450, 9396540, 11745675, 14999662, 15660900, 22499493, 23491350, 29999324, 37499155, 44998986, 46982700, 67498479, 74998310, 89997972, 112497465, 134996958, 149996620, 187495775, 202495437, 224994930, 269993916, 337492395, 374991550, 404990874, 449989860, 562487325, 674984790, 749983100, 809981748, 1012477185, 1124974650, 1349969580, 1687461975, 2024954370, 2249949300, 3374923950, 4049908740, 5062385925, 6749847900, 10124771850, 20249543700]

約数ペア:

[(1, 20249543700), (2, 10124771850), (3, 6749847900), (4, 5062385925), (5, 4049908740), (6, 3374923950), (9, 2249949300), (10, 2024954370), (12, 1687461975), (15, 1349969580), (18, 1124974650), (20, 1012477185), (25, 809981748), (27, 749983100), (30, 674984790), (36, 562487325), (45, 449989860), (50, 404990874), (54, 374991550), (60, 337492395), (75, 269993916), (90, 224994930), (100, 202495437), (108, 187495775), (135, 149996620), (150, 134996958), (180, 112497465), (225, 89997972), (270, 74998310), (300, 67498479), (431, 46982700), (450, 44998986), (540, 37499155), (675, 29999324), (862, 23491350), (900, 22499493), (1293, 15660900), (1350, 14999662), (1724, 11745675), (2155, 9396540), (2586, 7830450), (2700, 7499831), (3879, 5220300), (4310, 4698270), (5172, 3915225), (6465, 3132180), (7758, 2610150), (8620, 2349135), (10775, 1879308), (11637, 1740100), (12930, 1566090), (15516, 1305075), (17401, 1163700), (19395, 1044060), (21550, 939654), (23274, 870050), (25860, 783045), (32325, 626436), (34802, 581850), (38790, 522030), (43100, 469827), (46548, 435025), (52203, 387900), (58185, 348020), (64650, 313218), (69604, 290925), (77580, 261015), (87005, 232740), (96975, 208812), (104406, 193950), (116370, 174010), (129300, 156609)]