18211500720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{516199}}^1$

素因数の和:516232

約数の個数: 180

約数和(自身を含む): 71145781200

約数和(自身を除く): 52934280480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 516199, 1032398, 1548597, 2064796, 2580995, 3097194, 3613393, 4129592, 4645791, 5161990, 6194388, 7226786, 7742985, 8259184, 9291582, 10323980, 10840179, 12388776, 14453572, 15485970, 18066965, 18583164, 20647960, 21680358, 23228955, 24777552, 25293751, 28907144, 30971940, 32520537, 36133930, 37166328, 41295920, 43360716, 46457910, 50587502, 54200895, 57814288, 61943880, 65041074, 72267860, 74332656, 75881253, 86721432, 92915820, 101175004, 108401790, 123887760, 126468755, 130082148, 144535720, 151762506, 162602685, 173442864, 185831640, 202350008, 216803580, 227643759, 252937510, 260164296, 289071440, 303525012, 325205370, 371663280, 379406265, 404700016, 433607160, 455287518, 505875020, 520328592, 607050024, 650410740, 758812530, 867214320, 910575036, 1011750040, 1138218795, 1214100048, 1300821480, 1517625060, 1821150072, 2023500080, 2276437590, 2601642960, 3035250120, 3642300144, 4552875180, 6070500240, 9105750360, 18211500720]

約数ペア:

[(1, 18211500720), (2, 9105750360), (3, 6070500240), (4, 4552875180), (5, 3642300144), (6, 3035250120), (7, 2601642960), (8, 2276437590), (9, 2023500080), (10, 1821150072), (12, 1517625060), (14, 1300821480), (15, 1214100048), (16, 1138218795), (18, 1011750040), (20, 910575036), (21, 867214320), (24, 758812530), (28, 650410740), (30, 607050024), (35, 520328592), (36, 505875020), (40, 455287518), (42, 433607160), (45, 404700016), (48, 379406265), (49, 371663280), (56, 325205370), (60, 303525012), (63, 289071440), (70, 260164296), (72, 252937510), (80, 227643759), (84, 216803580), (90, 202350008), (98, 185831640), (105, 173442864), (112, 162602685), (120, 151762506), (126, 144535720), (140, 130082148), (144, 126468755), (147, 123887760), (168, 108401790), (180, 101175004), (196, 92915820), (210, 86721432), (240, 75881253), (245, 74332656), (252, 72267860), (280, 65041074), (294, 61943880), (315, 57814288), (336, 54200895), (360, 50587502), (392, 46457910), (420, 43360716), (441, 41295920), (490, 37166328), (504, 36133930), (560, 32520537), (588, 30971940), (630, 28907144), (720, 25293751), (735, 24777552), (784, 23228955), (840, 21680358), (882, 20647960), (980, 18583164), (1008, 18066965), (1176, 15485970), (1260, 14453572), (1470, 12388776), (1680, 10840179), (1764, 10323980), (1960, 9291582), (2205, 8259184), (2352, 7742985), (2520, 7226786), (2940, 6194388), (3528, 5161990), (3920, 4645791), (4410, 4129592), (5040, 3613393), (5880, 3097194), (7056, 2580995), (8820, 2064796), (11760, 1548597), (17640, 1032398), (35280, 516199)]