131322510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 144

約数和(自身を含む): 388402560

約数和(自身を除く): 257080050

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 121, 155, 165, 186, 198, 242, 279, 310, 330, 341, 363, 389, 465, 495, 558, 605, 682, 726, 778, 930, 990, 1023, 1089, 1167, 1210, 1395, 1705, 1815, 1945, 2046, 2178, 2334, 2790, 3069, 3410, 3501, 3630, 3751, 3890, 4279, 5115, 5445, 5835, 6138, 7002, 7502, 8558, 10230, 10890, 11253, 11670, 12059, 12837, 15345, 17505, 18755, 21395, 22506, 24118, 25674, 30690, 33759, 35010, 36177, 37510, 38511, 42790, 47069, 56265, 60295, 64185, 67518, 72354, 77022, 94138, 108531, 112530, 120590, 128370, 132649, 141207, 168795, 180885, 192555, 217062, 235345, 265298, 282414, 337590, 361770, 385110, 397947, 423621, 470690, 542655, 663245, 706035, 795894, 847242, 1085310, 1193841, 1326490, 1412070, 1459139, 1989735, 2118105, 2387682, 2918278, 3979470, 4236210, 4377417, 5969205, 7295695, 8754834, 11938410, 13132251, 14591390, 21887085, 26264502, 43774170, 65661255, 131322510]

約数ペア:

[(1, 131322510), (2, 65661255), (3, 43774170), (5, 26264502), (6, 21887085), (9, 14591390), (10, 13132251), (11, 11938410), (15, 8754834), (18, 7295695), (22, 5969205), (30, 4377417), (31, 4236210), (33, 3979470), (45, 2918278), (55, 2387682), (62, 2118105), (66, 1989735), (90, 1459139), (93, 1412070), (99, 1326490), (110, 1193841), (121, 1085310), (155, 847242), (165, 795894), (186, 706035), (198, 663245), (242, 542655), (279, 470690), (310, 423621), (330, 397947), (341, 385110), (363, 361770), (389, 337590), (465, 282414), (495, 265298), (558, 235345), (605, 217062), (682, 192555), (726, 180885), (778, 168795), (930, 141207), (990, 132649), (1023, 128370), (1089, 120590), (1167, 112530), (1210, 108531), (1395, 94138), (1705, 77022), (1815, 72354), (1945, 67518), (2046, 64185), (2178, 60295), (2334, 56265), (2790, 47069), (3069, 42790), (3410, 38511), (3501, 37510), (3630, 36177), (3751, 35010), (3890, 33759), (4279, 30690), (5115, 25674), (5445, 24118), (5835, 22506), (6138, 21395), (7002, 18755), (7502, 17505), (8558, 15345), (10230, 12837), (10890, 12059), (11253, 11670)]