16000804920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{683}}^1\times {\mathrm{991}}^1$

素因数の和:1885

約数の個数: 128

約数和(自身を含む): 48365475840

約数和(自身を除く): 32364670920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 683, 788, 985, 991, 1182, 1366, 1576, 1970, 1982, 2049, 2364, 2732, 2955, 2973, 3415, 3940, 3964, 4098, 4728, 4955, 5464, 5910, 5946, 6830, 7880, 7928, 8196, 9910, 10245, 11820, 11892, 13660, 14865, 16392, 19820, 20490, 23640, 23784, 27320, 29730, 39640, 40980, 59460, 81960, 118920, 134551, 195227, 269102, 390454, 403653, 538204, 585681, 672755, 676853, 780908, 807306, 976135, 1076408, 1171362, 1345510, 1353706, 1561816, 1614612, 1952270, 2018265, 2030559, 2342724, 2691020, 2707412, 2928405, 3229224, 3384265, 3904540, 4036530, 4061118, 4685448, 5382040, 5414824, 5856810, 6768530, 7809080, 8073060, 8122236, 10152795, 11713620, 13537060, 16146120, 16244472, 20305590, 23427240, 27074120, 40611180, 81222360, 133340041, 266680082, 400020123, 533360164, 666700205, 800040246, 1066720328, 1333400410, 1600080492, 2000100615, 2666800820, 3200160984, 4000201230, 5333601640, 8000402460, 16000804920]

約数ペア:

[(1, 16000804920), (2, 8000402460), (3, 5333601640), (4, 4000201230), (5, 3200160984), (6, 2666800820), (8, 2000100615), (10, 1600080492), (12, 1333400410), (15, 1066720328), (20, 800040246), (24, 666700205), (30, 533360164), (40, 400020123), (60, 266680082), (120, 133340041), (197, 81222360), (394, 40611180), (591, 27074120), (683, 23427240), (788, 20305590), (985, 16244472), (991, 16146120), (1182, 13537060), (1366, 11713620), (1576, 10152795), (1970, 8122236), (1982, 8073060), (2049, 7809080), (2364, 6768530), (2732, 5856810), (2955, 5414824), (2973, 5382040), (3415, 4685448), (3940, 4061118), (3964, 4036530), (4098, 3904540), (4728, 3384265), (4955, 3229224), (5464, 2928405), (5910, 2707412), (5946, 2691020), (6830, 2342724), (7880, 2030559), (7928, 2018265), (8196, 1952270), (9910, 1614612), (10245, 1561816), (11820, 1353706), (11892, 1345510), (13660, 1171362), (14865, 1076408), (16392, 976135), (19820, 807306), (20490, 780908), (23640, 676853), (23784, 672755), (27320, 585681), (29730, 538204), (39640, 403653), (40980, 390454), (59460, 269102), (81960, 195227), (118920, 134551)]