81229740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:947

約数の個数: 96

約数和(自身を含む): 243601344

約数和(自身を除く): 162371604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 97, 102, 170, 194, 204, 255, 291, 340, 388, 485, 510, 582, 821, 970, 1020, 1164, 1455, 1642, 1649, 1940, 2463, 2910, 3284, 3298, 4105, 4926, 4947, 5820, 6596, 8210, 8245, 9852, 9894, 12315, 13957, 16420, 16490, 19788, 24630, 24735, 27914, 32980, 41871, 49260, 49470, 55828, 69785, 79637, 83742, 98940, 139570, 159274, 167484, 209355, 238911, 279140, 318548, 398185, 418710, 477822, 796370, 837420, 955644, 1194555, 1353829, 1592740, 2389110, 2707658, 4061487, 4778220, 5415316, 6769145, 8122974, 13538290, 16245948, 20307435, 27076580, 40614870, 81229740]

約数ペア:

[(1, 81229740), (2, 40614870), (3, 27076580), (4, 20307435), (5, 16245948), (6, 13538290), (10, 8122974), (12, 6769145), (15, 5415316), (17, 4778220), (20, 4061487), (30, 2707658), (34, 2389110), (51, 1592740), (60, 1353829), (68, 1194555), (85, 955644), (97, 837420), (102, 796370), (170, 477822), (194, 418710), (204, 398185), (255, 318548), (291, 279140), (340, 238911), (388, 209355), (485, 167484), (510, 159274), (582, 139570), (821, 98940), (970, 83742), (1020, 79637), (1164, 69785), (1455, 55828), (1642, 49470), (1649, 49260), (1940, 41871), (2463, 32980), (2910, 27914), (3284, 24735), (3298, 24630), (4105, 19788), (4926, 16490), (4947, 16420), (5820, 13957), (6596, 12315), (8210, 9894), (8245, 9852)]