172315080

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1041

約数の個数: 256

約数和(自身を含む): 685670400

約数和(自身を除く): 513355320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 23, 24, 27, 28, 30, 35, 36, 40, 42, 45, 46, 54, 56, 60, 63, 69, 70, 72, 84, 90, 92, 105, 108, 115, 120, 126, 135, 138, 140, 161, 168, 180, 184, 189, 207, 210, 216, 230, 252, 270, 276, 280, 315, 322, 345, 360, 378, 414, 420, 460, 483, 504, 540, 552, 621, 630, 644, 690, 756, 805, 828, 840, 920, 945, 966, 991, 1035, 1080, 1242, 1260, 1288, 1380, 1449, 1512, 1610, 1656, 1890, 1932, 1982, 2070, 2415, 2484, 2520, 2760, 2898, 2973, 3105, 3220, 3780, 3864, 3964, 4140, 4347, 4830, 4955, 4968, 5796, 5946, 6210, 6440, 6937, 7245, 7560, 7928, 8280, 8694, 8919, 9660, 9910, 11592, 11892, 12420, 13874, 14490, 14865, 17388, 17838, 19320, 19820, 20811, 21735, 22793, 23784, 24840, 26757, 27748, 28980, 29730, 34685, 34776, 35676, 39640, 41622, 43470, 44595, 45586, 53514, 55496, 57960, 59460, 62433, 68379, 69370, 71352, 83244, 86940, 89190, 91172, 104055, 107028, 113965, 118920, 124866, 133785, 136758, 138740, 159551, 166488, 173880, 178380, 182344, 187299, 205137, 208110, 214056, 227930, 249732, 267570, 273516, 277480, 312165, 319102, 341895, 356760, 374598, 410274, 416220, 455860, 478653, 499464, 535140, 547032, 615411, 624330, 638204, 683790, 749196, 797755, 820548, 832440, 911720, 936495, 957306, 1025685, 1070280, 1230822, 1248660, 1276408, 1367580, 1435959, 1498392, 1595510, 1641096, 1872990, 1914612, 2051370, 2393265, 2461644, 2497320, 2735160, 2871918, 3077055, 3191020, 3745980, 3829224, 4102740, 4307877, 4786530, 4923288, 5743836, 6154110, 6382040, 7179795, 7491960, 8205480, 8615754, 9573060, 11487672, 12308220, 14359590, 17231508, 19146120, 21539385, 24616440, 28719180, 34463016, 43078770, 57438360, 86157540, 172315080]

約数ペア:

[(1, 172315080), (2, 86157540), (3, 57438360), (4, 43078770), (5, 34463016), (6, 28719180), (7, 24616440), (8, 21539385), (9, 19146120), (10, 17231508), (12, 14359590), (14, 12308220), (15, 11487672), (18, 9573060), (20, 8615754), (21, 8205480), (23, 7491960), (24, 7179795), (27, 6382040), (28, 6154110), (30, 5743836), (35, 4923288), (36, 4786530), (40, 4307877), (42, 4102740), (45, 3829224), (46, 3745980), (54, 3191020), (56, 3077055), (60, 2871918), (63, 2735160), (69, 2497320), (70, 2461644), (72, 2393265), (84, 2051370), (90, 1914612), (92, 1872990), (105, 1641096), (108, 1595510), (115, 1498392), (120, 1435959), (126, 1367580), (135, 1276408), (138, 1248660), (140, 1230822), (161, 1070280), (168, 1025685), (180, 957306), (184, 936495), (189, 911720), (207, 832440), (210, 820548), (216, 797755), (230, 749196), (252, 683790), (270, 638204), (276, 624330), (280, 615411), (315, 547032), (322, 535140), (345, 499464), (360, 478653), (378, 455860), (414, 416220), (420, 410274), (460, 374598), (483, 356760), (504, 341895), (540, 319102), (552, 312165), (621, 277480), (630, 273516), (644, 267570), (690, 249732), (756, 227930), (805, 214056), (828, 208110), (840, 205137), (920, 187299), (945, 182344), (966, 178380), (991, 173880), (1035, 166488), (1080, 159551), (1242, 138740), (1260, 136758), (1288, 133785), (1380, 124866), (1449, 118920), (1512, 113965), (1610, 107028), (1656, 104055), (1890, 91172), (1932, 89190), (1982, 86940), (2070, 83244), (2415, 71352), (2484, 69370), (2520, 68379), (2760, 62433), (2898, 59460), (2973, 57960), (3105, 55496), (3220, 53514), (3780, 45586), (3864, 44595), (3964, 43470), (4140, 41622), (4347, 39640), (4830, 35676), (4955, 34776), (4968, 34685), (5796, 29730), (5946, 28980), (6210, 27748), (6440, 26757), (6937, 24840), (7245, 23784), (7560, 22793), (7928, 21735), (8280, 20811), (8694, 19820), (8919, 19320), (9660, 17838), (9910, 17388), (11592, 14865), (11892, 14490), (12420, 13874)]