17481240

素因数分解:

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

素因数の和:1022

約数の個数: 144

約数和(自身を含む): 66156480

約数和(自身を除く): 48675240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 991, 1176, 1260, 1470, 1764, 1960, 1982, 2205, 2520, 2940, 2973, 3528, 3964, 4410, 4955, 5880, 5946, 6937, 7928, 8820, 8919, 9910, 11892, 13874, 14865, 17640, 17838, 19820, 20811, 23784, 27748, 29730, 34685, 35676, 39640, 41622, 44595, 48559, 55496, 59460, 62433, 69370, 71352, 83244, 89190, 97118, 104055, 118920, 124866, 138740, 145677, 166488, 178380, 194236, 208110, 242795, 249732, 277480, 291354, 312165, 356760, 388472, 416220, 437031, 485590, 499464, 582708, 624330, 728385, 832440, 874062, 971180, 1165416, 1248660, 1456770, 1748124, 1942360, 2185155, 2497320, 2913540, 3496248, 4370310, 5827080, 8740620, 17481240]

約数ペア:

[(1, 17481240), (2, 8740620), (3, 5827080), (4, 4370310), (5, 3496248), (6, 2913540), (7, 2497320), (8, 2185155), (9, 1942360), (10, 1748124), (12, 1456770), (14, 1248660), (15, 1165416), (18, 971180), (20, 874062), (21, 832440), (24, 728385), (28, 624330), (30, 582708), (35, 499464), (36, 485590), (40, 437031), (42, 416220), (45, 388472), (49, 356760), (56, 312165), (60, 291354), (63, 277480), (70, 249732), (72, 242795), (84, 208110), (90, 194236), (98, 178380), (105, 166488), (120, 145677), (126, 138740), (140, 124866), (147, 118920), (168, 104055), (180, 97118), (196, 89190), (210, 83244), (245, 71352), (252, 69370), (280, 62433), (294, 59460), (315, 55496), (360, 48559), (392, 44595), (420, 41622), (441, 39640), (490, 35676), (504, 34685), (588, 29730), (630, 27748), (735, 23784), (840, 20811), (882, 19820), (980, 17838), (991, 17640), (1176, 14865), (1260, 13874), (1470, 11892), (1764, 9910), (1960, 8919), (1982, 8820), (2205, 7928), (2520, 6937), (2940, 5946), (2973, 5880), (3528, 4955), (3964, 4410)]