20954486700

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{1108703}}^1$

素因数の和:1108733

約数の個数: 144

約数和(自身を含む): 76988405760

約数和(自身を除く): 56033919060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 18900, 1108703, 2217406, 3326109, 4434812, 5543515, 6652218, 7760921, 9978327, 11087030, 13304436, 15521842, 16630545, 19956654, 22174060, 23282763, 27717575, 29934981, 31043684, 33261090, 38804605, 39913308, 46565526, 49891635, 55435150, 59869962, 66522180, 69848289, 77609210, 83152725, 93131052, 99783270, 110870300, 116413815, 119739924, 139696578, 149674905, 155218420, 166305450, 194023025, 199566540, 209544867, 232827630, 249458175, 279393156, 299349810, 332610900, 349241445, 388046050, 419089734, 465655260, 498916350, 582069075, 598699620, 698482890, 748374525, 776092100, 838179468, 997832700, 1047724335, 1164138150, 1396965780, 1496749050, 1746207225, 2095448670, 2328276300, 2993498100, 3492414450, 4190897340, 5238621675, 6984828900, 10477243350, 20954486700]

約数ペア:

[(1, 20954486700), (2, 10477243350), (3, 6984828900), (4, 5238621675), (5, 4190897340), (6, 3492414450), (7, 2993498100), (9, 2328276300), (10, 2095448670), (12, 1746207225), (14, 1496749050), (15, 1396965780), (18, 1164138150), (20, 1047724335), (21, 997832700), (25, 838179468), (27, 776092100), (28, 748374525), (30, 698482890), (35, 598699620), (36, 582069075), (42, 498916350), (45, 465655260), (50, 419089734), (54, 388046050), (60, 349241445), (63, 332610900), (70, 299349810), (75, 279393156), (84, 249458175), (90, 232827630), (100, 209544867), (105, 199566540), (108, 194023025), (126, 166305450), (135, 155218420), (140, 149674905), (150, 139696578), (175, 119739924), (180, 116413815), (189, 110870300), (210, 99783270), (225, 93131052), (252, 83152725), (270, 77609210), (300, 69848289), (315, 66522180), (350, 59869962), (378, 55435150), (420, 49891635), (450, 46565526), (525, 39913308), (540, 38804605), (630, 33261090), (675, 31043684), (700, 29934981), (756, 27717575), (900, 23282763), (945, 22174060), (1050, 19956654), (1260, 16630545), (1350, 15521842), (1575, 13304436), (1890, 11087030), (2100, 9978327), (2700, 7760921), (3150, 6652218), (3780, 5543515), (4725, 4434812), (6300, 3326109), (9450, 2217406), (18900, 1108703)]