21398973120

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{353819}}^1$

素因数の和:353852

約数の個数: 224

約数和(自身を含む): 86275468800

約数和(自身を除く): 64876495680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1080, 1120, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 2016, 2160, 2240, 2520, 2880, 3024, 3360, 3780, 4032, 4320, 5040, 6048, 6720, 7560, 8640, 10080, 12096, 15120, 20160, 30240, 60480, 353819, 707638, 1061457, 1415276, 1769095, 2122914, 2476733, 2830552, 3184371, 3538190, 4245828, 4953466, 5307285, 5661104, 6368742, 7076380, 7430199, 8491656, 9553113, 9906932, 10614570, 11322208, 12383665, 12737484, 14152760, 14860398, 15921855, 16983312, 19106226, 19813864, 21229140, 22290597, 22644416, 24767330, 25474968, 28305520, 29720796, 31843710, 33966624, 37150995, 38212452, 39627728, 42458280, 44581194, 47765565, 49534660, 50949936, 56611040, 59441592, 63687420, 66871791, 67933248, 74301990, 76424904, 79255456, 84916560, 89162388, 95531130, 99069320, 101899872, 111452985, 113222080, 118883184, 127374840, 133743582, 148603980, 152849808, 158510912, 169833120, 178324776, 191062260, 198138640, 203799744, 222905970, 237766368, 254749680, 267487164, 297207960, 305699616, 334358955, 339666240, 356649552, 382124520, 396277280, 445811940, 475532736, 509499360, 534974328, 594415920, 611399232, 668717910, 713299104, 764249040, 792554560, 891623880, 1018998720, 1069948656, 1188831840, 1337435820, 1426598208, 1528498080, 1783247760, 2139897312, 2377663680, 2674871640, 3056996160, 3566495520, 4279794624, 5349743280, 7132991040, 10699486560, 21398973120]

約数ペア:

[(1, 21398973120), (2, 10699486560), (3, 7132991040), (4, 5349743280), (5, 4279794624), (6, 3566495520), (7, 3056996160), (8, 2674871640), (9, 2377663680), (10, 2139897312), (12, 1783247760), (14, 1528498080), (15, 1426598208), (16, 1337435820), (18, 1188831840), (20, 1069948656), (21, 1018998720), (24, 891623880), (27, 792554560), (28, 764249040), (30, 713299104), (32, 668717910), (35, 611399232), (36, 594415920), (40, 534974328), (42, 509499360), (45, 475532736), (48, 445811940), (54, 396277280), (56, 382124520), (60, 356649552), (63, 339666240), (64, 334358955), (70, 305699616), (72, 297207960), (80, 267487164), (84, 254749680), (90, 237766368), (96, 222905970), (105, 203799744), (108, 198138640), (112, 191062260), (120, 178324776), (126, 169833120), (135, 158510912), (140, 152849808), (144, 148603980), (160, 133743582), (168, 127374840), (180, 118883184), (189, 113222080), (192, 111452985), (210, 101899872), (216, 99069320), (224, 95531130), (240, 89162388), (252, 84916560), (270, 79255456), (280, 76424904), (288, 74301990), (315, 67933248), (320, 66871791), (336, 63687420), (360, 59441592), (378, 56611040), (420, 50949936), (432, 49534660), (448, 47765565), (480, 44581194), (504, 42458280), (540, 39627728), (560, 38212452), (576, 37150995), (630, 33966624), (672, 31843710), (720, 29720796), (756, 28305520), (840, 25474968), (864, 24767330), (945, 22644416), (960, 22290597), (1008, 21229140), (1080, 19813864), (1120, 19106226), (1260, 16983312), (1344, 15921855), (1440, 14860398), (1512, 14152760), (1680, 12737484), (1728, 12383665), (1890, 11322208), (2016, 10614570), (2160, 9906932), (2240, 9553113), (2520, 8491656), (2880, 7430199), (3024, 7076380), (3360, 6368742), (3780, 5661104), (4032, 5307285), (4320, 4953466), (5040, 4245828), (6048, 3538190), (6720, 3184371), (7560, 2830552), (8640, 2476733), (10080, 2122914), (12096, 1769095), (15120, 1415276), (20160, 1061457), (30240, 707638), (60480, 353819)]