19009806840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{68489}}^1$

素因数の和:68766

約数の個数: 128

約数和(自身を含む): 63613512000

約数和(自身を除く): 44603705160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 257, 270, 360, 514, 540, 771, 1028, 1080, 1285, 1542, 2056, 2313, 2570, 3084, 3855, 4626, 5140, 6168, 6939, 7710, 9252, 10280, 11565, 13878, 15420, 18504, 23130, 27756, 30840, 34695, 46260, 55512, 68489, 69390, 92520, 136978, 138780, 205467, 273956, 277560, 342445, 410934, 547912, 616401, 684890, 821868, 1027335, 1232802, 1369780, 1643736, 1849203, 2054670, 2465604, 2739560, 3082005, 3698406, 4109340, 4931208, 6164010, 7396812, 8218680, 9246015, 12328020, 14793624, 17601673, 18492030, 24656040, 35203346, 36984060, 52805019, 70406692, 73968120, 88008365, 105610038, 140813384, 158415057, 176016730, 211220076, 264025095, 316830114, 352033460, 422440152, 475245171, 528050190, 633660228, 704066920, 792075285, 950490342, 1056100380, 1267320456, 1584150570, 1900980684, 2112200760, 2376225855, 3168301140, 3801961368, 4752451710, 6336602280, 9504903420, 19009806840]

約数ペア:

[(1, 19009806840), (2, 9504903420), (3, 6336602280), (4, 4752451710), (5, 3801961368), (6, 3168301140), (8, 2376225855), (9, 2112200760), (10, 1900980684), (12, 1584150570), (15, 1267320456), (18, 1056100380), (20, 950490342), (24, 792075285), (27, 704066920), (30, 633660228), (36, 528050190), (40, 475245171), (45, 422440152), (54, 352033460), (60, 316830114), (72, 264025095), (90, 211220076), (108, 176016730), (120, 158415057), (135, 140813384), (180, 105610038), (216, 88008365), (257, 73968120), (270, 70406692), (360, 52805019), (514, 36984060), (540, 35203346), (771, 24656040), (1028, 18492030), (1080, 17601673), (1285, 14793624), (1542, 12328020), (2056, 9246015), (2313, 8218680), (2570, 7396812), (3084, 6164010), (3855, 4931208), (4626, 4109340), (5140, 3698406), (6168, 3082005), (6939, 2739560), (7710, 2465604), (9252, 2054670), (10280, 1849203), (11565, 1643736), (13878, 1369780), (15420, 1232802), (18504, 1027335), (23130, 821868), (27756, 684890), (30840, 616401), (34695, 547912), (46260, 410934), (55512, 342445), (68489, 277560), (69390, 273956), (92520, 205467), (136978, 138780)]