645168960

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2699}}^1$

素因数の和:2805

約数の個数: 168

約数和(自身を含む): 2246680800

約数和(自身を除く): 1601511840

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, 64, 72, 80, 83, 90, 96, 120, 144, 160, 166, 180, 192, 240, 249, 288, 320, 332, 360, 415, 480, 498, 576, 664, 720, 747, 830, 960, 996, 1245, 1328, 1440, 1494, 1660, 1992, 2490, 2656, 2699, 2880, 2988, 3320, 3735, 3984, 4980, 5312, 5398, 5976, 6640, 7470, 7968, 8097, 9960, 10796, 11952, 13280, 13495, 14940, 15936, 16194, 19920, 21592, 23904, 24291, 26560, 26990, 29880, 32388, 39840, 40485, 43184, 47808, 48582, 53980, 59760, 64776, 79680, 80970, 86368, 97164, 107960, 119520, 121455, 129552, 161940, 172736, 194328, 215920, 224017, 239040, 242910, 259104, 323880, 388656, 431840, 448034, 485820, 518208, 647760, 672051, 777312, 863680, 896068, 971640, 1120085, 1295520, 1344102, 1554624, 1792136, 1943280, 2016153, 2240170, 2591040, 2688204, 3360255, 3584272, 3886560, 4032306, 4480340, 5376408, 6720510, 7168544, 7773120, 8064612, 8960680, 10080765, 10752816, 13441020, 14337088, 16129224, 17921360, 20161530, 21505632, 26882040, 32258448, 35842720, 40323060, 43011264, 53764080, 64516896, 71685440, 80646120, 107528160, 129033792, 161292240, 215056320, 322584480, 645168960]

約数ペア:

[(1, 645168960), (2, 322584480), (3, 215056320), (4, 161292240), (5, 129033792), (6, 107528160), (8, 80646120), (9, 71685440), (10, 64516896), (12, 53764080), (15, 43011264), (16, 40323060), (18, 35842720), (20, 32258448), (24, 26882040), (30, 21505632), (32, 20161530), (36, 17921360), (40, 16129224), (45, 14337088), (48, 13441020), (60, 10752816), (64, 10080765), (72, 8960680), (80, 8064612), (83, 7773120), (90, 7168544), (96, 6720510), (120, 5376408), (144, 4480340), (160, 4032306), (166, 3886560), (180, 3584272), (192, 3360255), (240, 2688204), (249, 2591040), (288, 2240170), (320, 2016153), (332, 1943280), (360, 1792136), (415, 1554624), (480, 1344102), (498, 1295520), (576, 1120085), (664, 971640), (720, 896068), (747, 863680), (830, 777312), (960, 672051), (996, 647760), (1245, 518208), (1328, 485820), (1440, 448034), (1494, 431840), (1660, 388656), (1992, 323880), (2490, 259104), (2656, 242910), (2699, 239040), (2880, 224017), (2988, 215920), (3320, 194328), (3735, 172736), (3984, 161940), (4980, 129552), (5312, 121455), (5398, 119520), (5976, 107960), (6640, 97164), (7470, 86368), (7968, 80970), (8097, 79680), (9960, 64776), (10796, 59760), (11952, 53980), (13280, 48582), (13495, 47808), (14940, 43184), (15936, 40485), (16194, 39840), (19920, 32388), (21592, 29880), (23904, 26990), (24291, 26560)]