49530180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 144

約数和(自身を含む): 170989056

約数和(自身を除く): 121458876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 991, 1020, 1190, 1428, 1470, 1666, 1785, 1982, 2380, 2499, 2940, 2973, 3332, 3570, 3964, 4165, 4955, 4998, 5946, 6937, 7140, 8330, 9910, 9996, 11892, 12495, 13874, 14865, 16660, 16847, 19820, 20811, 24990, 27748, 29730, 33694, 34685, 41622, 48559, 49980, 50541, 59460, 67388, 69370, 83244, 84235, 97118, 101082, 104055, 117929, 138740, 145677, 168470, 194236, 202164, 208110, 235858, 242795, 252705, 291354, 336940, 353787, 416220, 471716, 485590, 505410, 582708, 589645, 707574, 728385, 825503, 971180, 1010820, 1179290, 1415148, 1456770, 1651006, 1768935, 2358580, 2476509, 2913540, 3302012, 3537870, 4127515, 4953018, 7075740, 8255030, 9906036, 12382545, 16510060, 24765090, 49530180]

約数ペア:

[(1, 49530180), (2, 24765090), (3, 16510060), (4, 12382545), (5, 9906036), (6, 8255030), (7, 7075740), (10, 4953018), (12, 4127515), (14, 3537870), (15, 3302012), (17, 2913540), (20, 2476509), (21, 2358580), (28, 1768935), (30, 1651006), (34, 1456770), (35, 1415148), (42, 1179290), (49, 1010820), (51, 971180), (60, 825503), (68, 728385), (70, 707574), (84, 589645), (85, 582708), (98, 505410), (102, 485590), (105, 471716), (119, 416220), (140, 353787), (147, 336940), (170, 291354), (196, 252705), (204, 242795), (210, 235858), (238, 208110), (245, 202164), (255, 194236), (294, 168470), (340, 145677), (357, 138740), (420, 117929), (476, 104055), (490, 101082), (510, 97118), (588, 84235), (595, 83244), (714, 69370), (735, 67388), (833, 59460), (980, 50541), (991, 49980), (1020, 48559), (1190, 41622), (1428, 34685), (1470, 33694), (1666, 29730), (1785, 27748), (1982, 24990), (2380, 20811), (2499, 19820), (2940, 16847), (2973, 16660), (3332, 14865), (3570, 13874), (3964, 12495), (4165, 11892), (4955, 9996), (4998, 9910), (5946, 8330), (6937, 7140)]