209968380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1237}}^1$

素因数の和:1316

約数の個数: 144

約数和(自身を含む): 681355584

約数和(自身を除く): 471387204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 41, 45, 46, 60, 69, 82, 90, 92, 115, 123, 138, 164, 180, 205, 207, 230, 246, 276, 345, 369, 410, 414, 460, 492, 615, 690, 738, 820, 828, 943, 1035, 1230, 1237, 1380, 1476, 1845, 1886, 2070, 2460, 2474, 2829, 3690, 3711, 3772, 4140, 4715, 4948, 5658, 6185, 7380, 7422, 8487, 9430, 11133, 11316, 12370, 14145, 14844, 16974, 18555, 18860, 22266, 24740, 28290, 28451, 33948, 37110, 42435, 44532, 50717, 55665, 56580, 56902, 74220, 84870, 85353, 101434, 111330, 113804, 142255, 152151, 169740, 170706, 202868, 222660, 253585, 256059, 284510, 304302, 341412, 426765, 456453, 507170, 512118, 569020, 608604, 760755, 853530, 912906, 1014340, 1024236, 1166491, 1280295, 1521510, 1707060, 1825812, 2282265, 2332982, 2560590, 3043020, 3499473, 4564530, 4665964, 5121180, 5832455, 6998946, 9129060, 10498419, 11664910, 13997892, 17497365, 20996838, 23329820, 34994730, 41993676, 52492095, 69989460, 104984190, 209968380]

約数ペア:

[(1, 209968380), (2, 104984190), (3, 69989460), (4, 52492095), (5, 41993676), (6, 34994730), (9, 23329820), (10, 20996838), (12, 17497365), (15, 13997892), (18, 11664910), (20, 10498419), (23, 9129060), (30, 6998946), (36, 5832455), (41, 5121180), (45, 4665964), (46, 4564530), (60, 3499473), (69, 3043020), (82, 2560590), (90, 2332982), (92, 2282265), (115, 1825812), (123, 1707060), (138, 1521510), (164, 1280295), (180, 1166491), (205, 1024236), (207, 1014340), (230, 912906), (246, 853530), (276, 760755), (345, 608604), (369, 569020), (410, 512118), (414, 507170), (460, 456453), (492, 426765), (615, 341412), (690, 304302), (738, 284510), (820, 256059), (828, 253585), (943, 222660), (1035, 202868), (1230, 170706), (1237, 169740), (1380, 152151), (1476, 142255), (1845, 113804), (1886, 111330), (2070, 101434), (2460, 85353), (2474, 84870), (2829, 74220), (3690, 56902), (3711, 56580), (3772, 55665), (4140, 50717), (4715, 44532), (4948, 42435), (5658, 37110), (6185, 33948), (7380, 28451), (7422, 28290), (8487, 24740), (9430, 22266), (11133, 18860), (11316, 18555), (12370, 16974), (14145, 14844)]