20783616480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{3373}}^1$

素因数の和:3794

約数の個数: 288

約数和(自身を含む): 77593632480

約数和(自身を除く): 56810016000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 389, 396, 440, 480, 495, 528, 660, 720, 778, 792, 880, 990, 1056, 1167, 1320, 1440, 1556, 1584, 1760, 1945, 1980, 2334, 2640, 3112, 3168, 3373, 3501, 3890, 3960, 4279, 4668, 5280, 5835, 6224, 6746, 7002, 7780, 7920, 8558, 9336, 10119, 11670, 12448, 12837, 13492, 14004, 15560, 15840, 16865, 17116, 17505, 18672, 20238, 21395, 23340, 25674, 26984, 28008, 30357, 31120, 33730, 34232, 35010, 37103, 37344, 38511, 40476, 42790, 46680, 50595, 51348, 53968, 56016, 60714, 62240, 64185, 67460, 68464, 70020, 74206, 77022, 80952, 85580, 93360, 101190, 102696, 107936, 111309, 112032, 121428, 128370, 134920, 136928, 140040, 148412, 151785, 154044, 161904, 171160, 185515, 186720, 192555, 202380, 205392, 222618, 242856, 256740, 269840, 280080, 296824, 303570, 308088, 323808, 333927, 342320, 371030, 385110, 404760, 410784, 445236, 485712, 513480, 539680, 556545, 560160, 593648, 607140, 616176, 667854, 684640, 742060, 770220, 809520, 890472, 971424, 1026960, 1113090, 1187296, 1214280, 1232352, 1312097, 1335708, 1484120, 1540440, 1619040, 1669635, 1780944, 2053920, 2226180, 2428560, 2624194, 2671416, 2968240, 3080880, 3339270, 3561888, 3936291, 4452360, 4857120, 5248388, 5342832, 5936480, 6161760, 6560485, 6678540, 7872582, 8904720, 10496776, 10685664, 11808873, 13120970, 13357080, 14433067, 15745164, 17809440, 19681455, 20993552, 23617746, 26241940, 26714160, 28866134, 31490328, 39362910, 41987104, 43299201, 47235492, 52483880, 53428320, 57732268, 59044365, 62980656, 72165335, 78725820, 86598402, 94470984, 104967760, 115464536, 118088730, 125961312, 129897603, 144330670, 157451640, 173196804, 188941968, 209935520, 216496005, 230929072, 236177460, 259795206, 288661340, 314903280, 346393608, 377883936, 432992010, 461858144, 472354920, 519590412, 577322680, 629806560, 649488015, 692787216, 865984020, 944709840, 1039180824, 1154645360, 1298976030, 1385574432, 1731968040, 1889419680, 2078361648, 2309290720, 2597952060, 3463936080, 4156723296, 5195904120, 6927872160, 10391808240, 20783616480]

約数ペア:

[(1, 20783616480), (2, 10391808240), (3, 6927872160), (4, 5195904120), (5, 4156723296), (6, 3463936080), (8, 2597952060), (9, 2309290720), (10, 2078361648), (11, 1889419680), (12, 1731968040), (15, 1385574432), (16, 1298976030), (18, 1154645360), (20, 1039180824), (22, 944709840), (24, 865984020), (30, 692787216), (32, 649488015), (33, 629806560), (36, 577322680), (40, 519590412), (44, 472354920), (45, 461858144), (48, 432992010), (55, 377883936), (60, 346393608), (66, 314903280), (72, 288661340), (80, 259795206), (88, 236177460), (90, 230929072), (96, 216496005), (99, 209935520), (110, 188941968), (120, 173196804), (132, 157451640), (144, 144330670), (160, 129897603), (165, 125961312), (176, 118088730), (180, 115464536), (198, 104967760), (220, 94470984), (240, 86598402), (264, 78725820), (288, 72165335), (330, 62980656), (352, 59044365), (360, 57732268), (389, 53428320), (396, 52483880), (440, 47235492), (480, 43299201), (495, 41987104), (528, 39362910), (660, 31490328), (720, 28866134), (778, 26714160), (792, 26241940), (880, 23617746), (990, 20993552), (1056, 19681455), (1167, 17809440), (1320, 15745164), (1440, 14433067), (1556, 13357080), (1584, 13120970), (1760, 11808873), (1945, 10685664), (1980, 10496776), (2334, 8904720), (2640, 7872582), (3112, 6678540), (3168, 6560485), (3373, 6161760), (3501, 5936480), (3890, 5342832), (3960, 5248388), (4279, 4857120), (4668, 4452360), (5280, 3936291), (5835, 3561888), (6224, 3339270), (6746, 3080880), (7002, 2968240), (7780, 2671416), (7920, 2624194), (8558, 2428560), (9336, 2226180), (10119, 2053920), (11670, 1780944), (12448, 1669635), (12837, 1619040), (13492, 1540440), (14004, 1484120), (15560, 1335708), (15840, 1312097), (16865, 1232352), (17116, 1214280), (17505, 1187296), (18672, 1113090), (20238, 1026960), (21395, 971424), (23340, 890472), (25674, 809520), (26984, 770220), (28008, 742060), (30357, 684640), (31120, 667854), (33730, 616176), (34232, 607140), (35010, 593648), (37103, 560160), (37344, 556545), (38511, 539680), (40476, 513480), (42790, 485712), (46680, 445236), (50595, 410784), (51348, 404760), (53968, 385110), (56016, 371030), (60714, 342320), (62240, 333927), (64185, 323808), (67460, 308088), (68464, 303570), (70020, 296824), (74206, 280080), (77022, 269840), (80952, 256740), (85580, 242856), (93360, 222618), (101190, 205392), (102696, 202380), (107936, 192555), (111309, 186720), (112032, 185515), (121428, 171160), (128370, 161904), (134920, 154044), (136928, 151785), (140040, 148412)]