20144337920

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{8389}}^1$

素因数の和:8488

約数の個数: 176

約数和(自身を含む): 56057013120

約数和(自身を除く): 35912675200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 128, 134, 140, 160, 224, 256, 268, 280, 320, 335, 448, 469, 512, 536, 560, 640, 670, 896, 938, 1024, 1072, 1120, 1280, 1340, 1792, 1876, 2144, 2240, 2345, 2560, 2680, 3584, 3752, 4288, 4480, 4690, 5120, 5360, 7168, 7504, 8389, 8576, 8960, 9380, 10720, 15008, 16778, 17152, 17920, 18760, 21440, 30016, 33556, 34304, 35840, 37520, 41945, 42880, 58723, 60032, 67112, 68608, 75040, 83890, 85760, 117446, 120064, 134224, 150080, 167780, 171520, 234892, 240128, 268448, 293615, 300160, 335560, 343040, 469784, 480256, 536896, 562063, 587230, 600320, 671120, 939568, 1073792, 1124126, 1174460, 1200640, 1342240, 1879136, 2147584, 2248252, 2348920, 2401280, 2684480, 2810315, 3758272, 3934441, 4295168, 4496504, 4697840, 5368960, 5620630, 7516544, 7868882, 8590336, 8993008, 9395680, 10737920, 11241260, 15033088, 15737764, 17986016, 18791360, 19672205, 21475840, 22482520, 30066176, 31475528, 35972032, 37582720, 39344410, 42951680, 44965040, 60132352, 62951056, 71944064, 75165440, 78688820, 89930080, 125902112, 143888128, 150330880, 157377640, 179860160, 251804224, 287776256, 300661760, 314755280, 359720320, 503608448, 575552512, 629510560, 719440640, 1007216896, 1259021120, 1438881280, 2014433792, 2518042240, 2877762560, 4028867584, 5036084480, 10072168960, 20144337920]

約数ペア:

[(1, 20144337920), (2, 10072168960), (4, 5036084480), (5, 4028867584), (7, 2877762560), (8, 2518042240), (10, 2014433792), (14, 1438881280), (16, 1259021120), (20, 1007216896), (28, 719440640), (32, 629510560), (35, 575552512), (40, 503608448), (56, 359720320), (64, 314755280), (67, 300661760), (70, 287776256), (80, 251804224), (112, 179860160), (128, 157377640), (134, 150330880), (140, 143888128), (160, 125902112), (224, 89930080), (256, 78688820), (268, 75165440), (280, 71944064), (320, 62951056), (335, 60132352), (448, 44965040), (469, 42951680), (512, 39344410), (536, 37582720), (560, 35972032), (640, 31475528), (670, 30066176), (896, 22482520), (938, 21475840), (1024, 19672205), (1072, 18791360), (1120, 17986016), (1280, 15737764), (1340, 15033088), (1792, 11241260), (1876, 10737920), (2144, 9395680), (2240, 8993008), (2345, 8590336), (2560, 7868882), (2680, 7516544), (3584, 5620630), (3752, 5368960), (4288, 4697840), (4480, 4496504), (4690, 4295168), (5120, 3934441), (5360, 3758272), (7168, 2810315), (7504, 2684480), (8389, 2401280), (8576, 2348920), (8960, 2248252), (9380, 2147584), (10720, 1879136), (15008, 1342240), (16778, 1200640), (17152, 1174460), (17920, 1124126), (18760, 1073792), (21440, 939568), (30016, 671120), (33556, 600320), (34304, 587230), (35840, 562063), (37520, 536896), (41945, 480256), (42880, 469784), (58723, 343040), (60032, 335560), (67112, 300160), (68608, 293615), (75040, 268448), (83890, 240128), (85760, 234892), (117446, 171520), (120064, 167780), (134224, 150080)]