128647792

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{593}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 309355200

約数和(自身を除く): 180707408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 149, 182, 208, 298, 364, 593, 596, 728, 1043, 1186, 1192, 1456, 1937, 2086, 2372, 2384, 3874, 4151, 4172, 4744, 7709, 7748, 8302, 8344, 9488, 13559, 15418, 15496, 16604, 16688, 27118, 30836, 30992, 33208, 53963, 54236, 61672, 66416, 88357, 107926, 108472, 123344, 176714, 215852, 216944, 353428, 431704, 618499, 706856, 863408, 1148641, 1236998, 1413712, 2297282, 2473996, 4594564, 4947992, 8040487, 9189128, 9895984, 16080974, 18378256, 32161948, 64323896, 128647792]

約数ペア:

[(1, 128647792), (2, 64323896), (4, 32161948), (7, 18378256), (8, 16080974), (13, 9895984), (14, 9189128), (16, 8040487), (26, 4947992), (28, 4594564), (52, 2473996), (56, 2297282), (91, 1413712), (104, 1236998), (112, 1148641), (149, 863408), (182, 706856), (208, 618499), (298, 431704), (364, 353428), (593, 216944), (596, 215852), (728, 176714), (1043, 123344), (1186, 108472), (1192, 107926), (1456, 88357), (1937, 66416), (2086, 61672), (2372, 54236), (2384, 53963), (3874, 33208), (4151, 30992), (4172, 30836), (4744, 27118), (7709, 16688), (7748, 16604), (8302, 15496), (8344, 15418), (9488, 13559)]