8721000960

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{162221}}^1$

素因数の和:162254

約数の個数: 160

約数和(自身を含む): 31862996352

約数和(自身を除く): 23141995392

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, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4480, 5376, 6720, 7680, 8960, 10752, 13440, 17920, 26880, 53760, 162221, 324442, 486663, 648884, 811105, 973326, 1135547, 1297768, 1622210, 1946652, 2271094, 2433315, 2595536, 3244420, 3406641, 3893304, 4542188, 4866630, 5191072, 5677735, 6488840, 6813282, 7786608, 9084376, 9733260, 10382144, 11355470, 12977680, 13626564, 15573216, 17033205, 18168752, 19466520, 20764288, 22710940, 25955360, 27253128, 31146432, 34066410, 36337504, 38933040, 41528576, 45421880, 51910720, 54506256, 62292864, 68132820, 72675008, 77866080, 83057152, 90843760, 103821440, 109012512, 124585728, 136265640, 145350016, 155732160, 181687520, 207642880, 218025024, 249171456, 272531280, 290700032, 311464320, 363375040, 415285760, 436050048, 545062560, 581400064, 622928640, 726750080, 872100096, 1090125120, 1245857280, 1453500160, 1744200192, 2180250240, 2907000320, 4360500480, 8721000960]

約数ペア:

[(1, 8721000960), (2, 4360500480), (3, 2907000320), (4, 2180250240), (5, 1744200192), (6, 1453500160), (7, 1245857280), (8, 1090125120), (10, 872100096), (12, 726750080), (14, 622928640), (15, 581400064), (16, 545062560), (20, 436050048), (21, 415285760), (24, 363375040), (28, 311464320), (30, 290700032), (32, 272531280), (35, 249171456), (40, 218025024), (42, 207642880), (48, 181687520), (56, 155732160), (60, 145350016), (64, 136265640), (70, 124585728), (80, 109012512), (84, 103821440), (96, 90843760), (105, 83057152), (112, 77866080), (120, 72675008), (128, 68132820), (140, 62292864), (160, 54506256), (168, 51910720), (192, 45421880), (210, 41528576), (224, 38933040), (240, 36337504), (256, 34066410), (280, 31146432), (320, 27253128), (336, 25955360), (384, 22710940), (420, 20764288), (448, 19466520), (480, 18168752), (512, 17033205), (560, 15573216), (640, 13626564), (672, 12977680), (768, 11355470), (840, 10382144), (896, 9733260), (960, 9084376), (1120, 7786608), (1280, 6813282), (1344, 6488840), (1536, 5677735), (1680, 5191072), (1792, 4866630), (1920, 4542188), (2240, 3893304), (2560, 3406641), (2688, 3244420), (3360, 2595536), (3584, 2433315), (3840, 2271094), (4480, 1946652), (5376, 1622210), (6720, 1297768), (7680, 1135547), (8960, 973326), (10752, 811105), (13440, 648884), (17920, 486663), (26880, 324442), (53760, 162221)]