64816368120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{25720781}}^1$

素因数の和:25720805

約数の個数: 96

約数和(自身を含む): 240746519520

約数和(自身を除く): 175930151400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 25720781, 51441562, 77162343, 102883124, 128603905, 154324686, 180045467, 205766248, 231487029, 257207810, 308649372, 360090934, 385811715, 462974058, 514415620, 540136401, 617298744, 720181868, 771623430, 900227335, 925948116, 1028831240, 1080272802, 1157435145, 1440363736, 1543246860, 1620409203, 1800454670, 1851896232, 2160545604, 2314870290, 2700682005, 3086493720, 3240818406, 3600909340, 4321091208, 4629740580, 5401364010, 6481636812, 7201818680, 8102046015, 9259481160, 10802728020, 12963273624, 16204092030, 21605456040, 32408184060, 64816368120]

約数ペア:

[(1, 64816368120), (2, 32408184060), (3, 21605456040), (4, 16204092030), (5, 12963273624), (6, 10802728020), (7, 9259481160), (8, 8102046015), (9, 7201818680), (10, 6481636812), (12, 5401364010), (14, 4629740580), (15, 4321091208), (18, 3600909340), (20, 3240818406), (21, 3086493720), (24, 2700682005), (28, 2314870290), (30, 2160545604), (35, 1851896232), (36, 1800454670), (40, 1620409203), (42, 1543246860), (45, 1440363736), (56, 1157435145), (60, 1080272802), (63, 1028831240), (70, 925948116), (72, 900227335), (84, 771623430), (90, 720181868), (105, 617298744), (120, 540136401), (126, 514415620), (140, 462974058), (168, 385811715), (180, 360090934), (210, 308649372), (252, 257207810), (280, 231487029), (315, 205766248), (360, 180045467), (420, 154324686), (504, 128603905), (630, 102883124), (840, 77162343), (1260, 51441562), (2520, 25720781)]