251143890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{349}}^1$

素因数の和:476

約数の個数: 96

約数和(自身を含む): 649857600

約数和(自身を除く): 398713710

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 83, 85, 102, 166, 170, 249, 255, 289, 349, 415, 498, 510, 578, 698, 830, 867, 1047, 1245, 1411, 1445, 1734, 1745, 2094, 2490, 2822, 2890, 3490, 4233, 4335, 5235, 5933, 7055, 8466, 8670, 10470, 11866, 14110, 17799, 21165, 23987, 28967, 29665, 35598, 42330, 47974, 57934, 59330, 71961, 86901, 88995, 100861, 119935, 143922, 144835, 173802, 177990, 201722, 239870, 289670, 302583, 359805, 434505, 492439, 504305, 605166, 719610, 869010, 984878, 1008610, 1477317, 1512915, 2462195, 2954634, 3025830, 4924390, 7386585, 8371463, 14773170, 16742926, 25114389, 41857315, 50228778, 83714630, 125571945, 251143890]

約数ペア:

[(1, 251143890), (2, 125571945), (3, 83714630), (5, 50228778), (6, 41857315), (10, 25114389), (15, 16742926), (17, 14773170), (30, 8371463), (34, 7386585), (51, 4924390), (83, 3025830), (85, 2954634), (102, 2462195), (166, 1512915), (170, 1477317), (249, 1008610), (255, 984878), (289, 869010), (349, 719610), (415, 605166), (498, 504305), (510, 492439), (578, 434505), (698, 359805), (830, 302583), (867, 289670), (1047, 239870), (1245, 201722), (1411, 177990), (1445, 173802), (1734, 144835), (1745, 143922), (2094, 119935), (2490, 100861), (2822, 88995), (2890, 86901), (3490, 71961), (4233, 59330), (4335, 57934), (5235, 47974), (5933, 42330), (7055, 35598), (8466, 29665), (8670, 28967), (10470, 23987), (11866, 21165), (14110, 17799)]