1889820720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{97213}}^1$

素因数の和:97241

約数の個数: 120

約数和(自身を含む): 6581776656

約数和(自身を除く): 4691955936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 97213, 194426, 291639, 388852, 486065, 583278, 777704, 874917, 972130, 1166556, 1458195, 1555408, 1749834, 1944260, 2333112, 2624751, 2916390, 3499668, 3888520, 4374585, 4666224, 5249502, 5832780, 6999336, 7777040, 7874253, 8749170, 10499004, 11665560, 13123755, 13998672, 15748506, 17498340, 20998008, 23331120, 23622759, 26247510, 31497012, 34996680, 39371265, 41996016, 47245518, 52495020, 62994024, 69993360, 78742530, 94491036, 104990040, 118113795, 125988048, 157485060, 188982072, 209980080, 236227590, 314970120, 377964144, 472455180, 629940240, 944910360, 1889820720]

約数ペア:

[(1, 1889820720), (2, 944910360), (3, 629940240), (4, 472455180), (5, 377964144), (6, 314970120), (8, 236227590), (9, 209980080), (10, 188982072), (12, 157485060), (15, 125988048), (16, 118113795), (18, 104990040), (20, 94491036), (24, 78742530), (27, 69993360), (30, 62994024), (36, 52495020), (40, 47245518), (45, 41996016), (48, 39371265), (54, 34996680), (60, 31497012), (72, 26247510), (80, 23622759), (81, 23331120), (90, 20998008), (108, 17498340), (120, 15748506), (135, 13998672), (144, 13123755), (162, 11665560), (180, 10499004), (216, 8749170), (240, 7874253), (243, 7777040), (270, 6999336), (324, 5832780), (360, 5249502), (405, 4666224), (432, 4374585), (486, 3888520), (540, 3499668), (648, 2916390), (720, 2624751), (810, 2333112), (972, 1944260), (1080, 1749834), (1215, 1555408), (1296, 1458195), (1620, 1166556), (1944, 972130), (2160, 874917), (2430, 777704), (3240, 583278), (3888, 486065), (4860, 388852), (6480, 291639), (9720, 194426), (19440, 97213)]