30991416960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{2305909}}^1$

素因数の和:2305938

約数の個数: 128

約数和(自身を含む): 112897353600

約数和(自身を除く): 81905936640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 2305909, 4611818, 6917727, 9223636, 11529545, 13835454, 16141363, 18447272, 23059090, 27670908, 32282726, 34588635, 36894544, 46118180, 48424089, 55341816, 64565452, 69177270, 73789088, 80706815, 92236360, 96848178, 110683632, 129130904, 138354540, 147578176, 161413630, 184472720, 193696356, 221367264, 242120445, 258261808, 276709080, 295156352, 322827260, 368945440, 387392712, 442734528, 484240890, 516523616, 553418160, 645654520, 737890880, 774785424, 885469056, 968481780, 1033047232, 1106836320, 1291309040, 1475781760, 1549570848, 1936963560, 2066094464, 2213672640, 2582618080, 3099141696, 3873927120, 4427345280, 5165236160, 6198283392, 7747854240, 10330472320, 15495708480, 30991416960]

約数ペア:

[(1, 30991416960), (2, 15495708480), (3, 10330472320), (4, 7747854240), (5, 6198283392), (6, 5165236160), (7, 4427345280), (8, 3873927120), (10, 3099141696), (12, 2582618080), (14, 2213672640), (15, 2066094464), (16, 1936963560), (20, 1549570848), (21, 1475781760), (24, 1291309040), (28, 1106836320), (30, 1033047232), (32, 968481780), (35, 885469056), (40, 774785424), (42, 737890880), (48, 645654520), (56, 553418160), (60, 516523616), (64, 484240890), (70, 442734528), (80, 387392712), (84, 368945440), (96, 322827260), (105, 295156352), (112, 276709080), (120, 258261808), (128, 242120445), (140, 221367264), (160, 193696356), (168, 184472720), (192, 161413630), (210, 147578176), (224, 138354540), (240, 129130904), (280, 110683632), (320, 96848178), (336, 92236360), (384, 80706815), (420, 73789088), (448, 69177270), (480, 64565452), (560, 55341816), (640, 48424089), (672, 46118180), (840, 36894544), (896, 34588635), (960, 32282726), (1120, 27670908), (1344, 23059090), (1680, 18447272), (1920, 16141363), (2240, 13835454), (2688, 11529545), (3360, 9223636), (4480, 6917727), (6720, 4611818), (13440, 2305909)]