1280291280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113501}}^1$

素因数の和:113564

約数の個数: 80

約数和(自身を含む): 4053383424

約数和(自身を除く): 2773092144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 11280, 113501, 227002, 340503, 454004, 567505, 681006, 908008, 1135010, 1362012, 1702515, 1816016, 2270020, 2724024, 3405030, 4540040, 5334547, 5448048, 6810060, 9080080, 10669094, 13620120, 16003641, 21338188, 26672735, 27240240, 32007282, 42676376, 53345470, 64014564, 80018205, 85352752, 106690940, 128029128, 160036410, 213381880, 256058256, 320072820, 426763760, 640145640, 1280291280]

約数ペア:

[(1, 1280291280), (2, 640145640), (3, 426763760), (4, 320072820), (5, 256058256), (6, 213381880), (8, 160036410), (10, 128029128), (12, 106690940), (15, 85352752), (16, 80018205), (20, 64014564), (24, 53345470), (30, 42676376), (40, 32007282), (47, 27240240), (48, 26672735), (60, 21338188), (80, 16003641), (94, 13620120), (120, 10669094), (141, 9080080), (188, 6810060), (235, 5448048), (240, 5334547), (282, 4540040), (376, 3405030), (470, 2724024), (564, 2270020), (705, 1816016), (752, 1702515), (940, 1362012), (1128, 1135010), (1410, 908008), (1880, 681006), (2256, 567505), (2820, 454004), (3760, 340503), (5640, 227002), (11280, 113501)]