189005960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 505128960

約数和(自身を除く): 316123000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 173, 191, 220, 260, 286, 346, 382, 440, 520, 572, 692, 715, 764, 865, 955, 1144, 1384, 1430, 1528, 1730, 1903, 1910, 2101, 2249, 2483, 2860, 3460, 3806, 3820, 4202, 4498, 4966, 5720, 6920, 7612, 7640, 8404, 8996, 9515, 9932, 10505, 11245, 12415, 15224, 16808, 17992, 19030, 19864, 21010, 22490, 24739, 24830, 27313, 33043, 38060, 42020, 44980, 49478, 49660, 54626, 66086, 76120, 84040, 89960, 98956, 99320, 109252, 123695, 132172, 136565, 165215, 197912, 218504, 247390, 264344, 273130, 330430, 363473, 429559, 494780, 546260, 660860, 726946, 859118, 989560, 1092520, 1321720, 1453892, 1718236, 1817365, 2147795, 2907784, 3436472, 3634730, 4295590, 4725149, 7269460, 8591180, 9450298, 14538920, 17182360, 18900596, 23625745, 37801192, 47251490, 94502980, 189005960]

約数ペア:

[(1, 189005960), (2, 94502980), (4, 47251490), (5, 37801192), (8, 23625745), (10, 18900596), (11, 17182360), (13, 14538920), (20, 9450298), (22, 8591180), (26, 7269460), (40, 4725149), (44, 4295590), (52, 3634730), (55, 3436472), (65, 2907784), (88, 2147795), (104, 1817365), (110, 1718236), (130, 1453892), (143, 1321720), (173, 1092520), (191, 989560), (220, 859118), (260, 726946), (286, 660860), (346, 546260), (382, 494780), (440, 429559), (520, 363473), (572, 330430), (692, 273130), (715, 264344), (764, 247390), (865, 218504), (955, 197912), (1144, 165215), (1384, 136565), (1430, 132172), (1528, 123695), (1730, 109252), (1903, 99320), (1910, 98956), (2101, 89960), (2249, 84040), (2483, 76120), (2860, 66086), (3460, 54626), (3806, 49660), (3820, 49478), (4202, 44980), (4498, 42020), (4966, 38060), (5720, 33043), (6920, 27313), (7612, 24830), (7640, 24739), (8404, 22490), (8996, 21010), (9515, 19864), (9932, 19030), (10505, 17992), (11245, 16808), (12415, 15224)]