40284720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{7993}}^1$

素因数の和:8019

約数の個数: 120

約数和(自身を含む): 154635936

約数和(自身を除く): 114351216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 7993, 15986, 23979, 31972, 39965, 47958, 55951, 63944, 71937, 79930, 95916, 111902, 119895, 127888, 143874, 159860, 167853, 191832, 223804, 239790, 279755, 287748, 319720, 335706, 359685, 383664, 447608, 479580, 503559, 559510, 575496, 639440, 671412, 719370, 839265, 895216, 959160, 1007118, 1119020, 1150992, 1342824, 1438740, 1678530, 1918320, 2014236, 2238040, 2517795, 2685648, 2877480, 3357060, 4028472, 4476080, 5035590, 5754960, 6714120, 8056944, 10071180, 13428240, 20142360, 40284720]

約数ペア:

[(1, 40284720), (2, 20142360), (3, 13428240), (4, 10071180), (5, 8056944), (6, 6714120), (7, 5754960), (8, 5035590), (9, 4476080), (10, 4028472), (12, 3357060), (14, 2877480), (15, 2685648), (16, 2517795), (18, 2238040), (20, 2014236), (21, 1918320), (24, 1678530), (28, 1438740), (30, 1342824), (35, 1150992), (36, 1119020), (40, 1007118), (42, 959160), (45, 895216), (48, 839265), (56, 719370), (60, 671412), (63, 639440), (70, 575496), (72, 559510), (80, 503559), (84, 479580), (90, 447608), (105, 383664), (112, 359685), (120, 335706), (126, 319720), (140, 287748), (144, 279755), (168, 239790), (180, 223804), (210, 191832), (240, 167853), (252, 159860), (280, 143874), (315, 127888), (336, 119895), (360, 111902), (420, 95916), (504, 79930), (560, 71937), (630, 63944), (720, 55951), (840, 47958), (1008, 39965), (1260, 31972), (1680, 23979), (2520, 15986), (5040, 7993)]