66771360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 144

約数和(自身を含む): 230859720

約数和(自身を除く): 164088360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 240, 267, 288, 356, 360, 445, 480, 521, 534, 712, 720, 801, 890, 1042, 1068, 1335, 1424, 1440, 1563, 1602, 1780, 2084, 2136, 2605, 2670, 2848, 3126, 3204, 3560, 4005, 4168, 4272, 4689, 5210, 5340, 6252, 6408, 7120, 7815, 8010, 8336, 8544, 9378, 10420, 10680, 12504, 12816, 14240, 15630, 16020, 16672, 18756, 20840, 21360, 23445, 25008, 25632, 31260, 32040, 37512, 41680, 42720, 46369, 46890, 50016, 62520, 64080, 75024, 83360, 92738, 93780, 125040, 128160, 139107, 150048, 185476, 187560, 231845, 250080, 278214, 370952, 375120, 417321, 463690, 556428, 695535, 741904, 750240, 834642, 927380, 1112856, 1391070, 1483808, 1669284, 1854760, 2086605, 2225712, 2782140, 3338568, 3709520, 4173210, 4451424, 5564280, 6677136, 7419040, 8346420, 11128560, 13354272, 16692840, 22257120, 33385680, 66771360]

約数ペア:

[(1, 66771360), (2, 33385680), (3, 22257120), (4, 16692840), (5, 13354272), (6, 11128560), (8, 8346420), (9, 7419040), (10, 6677136), (12, 5564280), (15, 4451424), (16, 4173210), (18, 3709520), (20, 3338568), (24, 2782140), (30, 2225712), (32, 2086605), (36, 1854760), (40, 1669284), (45, 1483808), (48, 1391070), (60, 1112856), (72, 927380), (80, 834642), (89, 750240), (90, 741904), (96, 695535), (120, 556428), (144, 463690), (160, 417321), (178, 375120), (180, 370952), (240, 278214), (267, 250080), (288, 231845), (356, 187560), (360, 185476), (445, 150048), (480, 139107), (521, 128160), (534, 125040), (712, 93780), (720, 92738), (801, 83360), (890, 75024), (1042, 64080), (1068, 62520), (1335, 50016), (1424, 46890), (1440, 46369), (1563, 42720), (1602, 41680), (1780, 37512), (2084, 32040), (2136, 31260), (2605, 25632), (2670, 25008), (2848, 23445), (3126, 21360), (3204, 20840), (3560, 18756), (4005, 16672), (4168, 16020), (4272, 15630), (4689, 14240), (5210, 12816), (5340, 12504), (6252, 10680), (6408, 10420), (7120, 9378), (7815, 8544), (8010, 8336)]