20925028080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6827}}^1$

素因数の和:6906

約数の個数: 400

約数和(自身を含む): 81138271104

約数和(自身を除く): 60213243024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 43, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 86, 88, 90, 99, 108, 110, 120, 129, 132, 135, 144, 162, 165, 172, 176, 180, 198, 215, 216, 220, 240, 258, 264, 270, 297, 324, 330, 344, 360, 387, 396, 405, 430, 432, 440, 473, 495, 516, 528, 540, 594, 645, 648, 660, 688, 720, 774, 792, 810, 860, 880, 891, 946, 990, 1032, 1080, 1161, 1188, 1290, 1296, 1320, 1419, 1485, 1548, 1584, 1620, 1720, 1782, 1892, 1935, 1980, 2064, 2160, 2322, 2365, 2376, 2580, 2640, 2838, 2970, 3096, 3240, 3440, 3483, 3564, 3784, 3870, 3960, 4257, 4455, 4644, 4730, 4752, 5160, 5676, 5805, 5940, 6192, 6480, 6827, 6966, 7095, 7128, 7568, 7740, 7920, 8514, 8910, 9288, 9460, 10320, 11352, 11610, 11880, 12771, 13654, 13932, 14190, 14256, 15480, 17028, 17415, 17820, 18576, 18920, 20481, 21285, 22704, 23220, 23760, 25542, 27308, 27864, 28380, 30960, 34056, 34135, 34830, 35640, 37840, 38313, 40962, 42570, 46440, 51084, 54616, 55728, 56760, 61443, 63855, 68112, 68270, 69660, 71280, 75097, 76626, 81924, 85140, 92880, 102168, 102405, 109232, 113520, 122886, 127710, 136540, 139320, 150194, 153252, 163848, 170280, 184329, 191565, 204336, 204810, 225291, 245772, 255420, 273080, 278640, 293561, 300388, 306504, 307215, 327696, 340560, 368658, 375485, 383130, 409620, 450582, 491544, 510840, 546160, 552987, 587122, 600776, 613008, 614430, 675873, 737316, 750970, 766260, 819240, 880683, 901164, 921645, 983088, 1021680, 1105974, 1126455, 1174244, 1201552, 1228860, 1351746, 1467805, 1474632, 1501940, 1532520, 1638480, 1761366, 1802328, 1843290, 2027619, 2211948, 2252910, 2348488, 2457720, 2642049, 2703492, 2764935, 2935610, 2949264, 3003880, 3065040, 3229171, 3379365, 3522732, 3604656, 3686580, 4055238, 4403415, 4423896, 4505820, 4696976, 4915440, 5284098, 5406984, 5529870, 5871220, 6007760, 6082857, 6458342, 6758730, 7045464, 7373160, 7926147, 8110476, 8806830, 8847792, 9011640, 9687513, 10138095, 10568196, 10813968, 11059740, 11742440, 12165714, 12916684, 13210245, 13517460, 14090928, 14746320, 15852294, 16145855, 16220952, 17613660, 18023280, 19375026, 20276190, 21136392, 22119480, 23484880, 23778441, 24331428, 25833368, 26420490, 27034920, 29062539, 30414285, 31704588, 32291710, 32441904, 35227320, 38750052, 39630735, 40552380, 42272784, 44238960, 47556882, 48437565, 48662856, 51666736, 52840980, 54069840, 58125078, 60828570, 63409176, 64583420, 70454640, 77500104, 79261470, 81104760, 87187617, 95113764, 96875130, 97325712, 105681960, 116250156, 118892205, 121657140, 126818352, 129166840, 145312695, 155000208, 158522940, 162209520, 174375234, 190227528, 193750260, 211363920, 232500312, 237784410, 243314280, 258333680, 261562851, 290625390, 317045880, 348750468, 380455056, 387500520, 435938085, 465000624, 475568820, 486628560, 523125702, 581250780, 634091760, 697500936, 775001040, 871876170, 951137640, 1046251404, 1162501560, 1307814255, 1395001872, 1743752340, 1902275280, 2092502808, 2325003120, 2615628510, 3487504680, 4185005616, 5231257020, 6975009360, 10462514040, 20925028080]

約数ペア:

[(1, 20925028080), (2, 10462514040), (3, 6975009360), (4, 5231257020), (5, 4185005616), (6, 3487504680), (8, 2615628510), (9, 2325003120), (10, 2092502808), (11, 1902275280), (12, 1743752340), (15, 1395001872), (16, 1307814255), (18, 1162501560), (20, 1046251404), (22, 951137640), (24, 871876170), (27, 775001040), (30, 697500936), (33, 634091760), (36, 581250780), (40, 523125702), (43, 486628560), (44, 475568820), (45, 465000624), (48, 435938085), (54, 387500520), (55, 380455056), (60, 348750468), (66, 317045880), (72, 290625390), (80, 261562851), (81, 258333680), (86, 243314280), (88, 237784410), (90, 232500312), (99, 211363920), (108, 193750260), (110, 190227528), (120, 174375234), (129, 162209520), (132, 158522940), (135, 155000208), (144, 145312695), (162, 129166840), (165, 126818352), (172, 121657140), (176, 118892205), (180, 116250156), (198, 105681960), (215, 97325712), (216, 96875130), (220, 95113764), (240, 87187617), (258, 81104760), (264, 79261470), (270, 77500104), (297, 70454640), (324, 64583420), (330, 63409176), (344, 60828570), (360, 58125078), (387, 54069840), (396, 52840980), (405, 51666736), (430, 48662856), (432, 48437565), (440, 47556882), (473, 44238960), (495, 42272784), (516, 40552380), (528, 39630735), (540, 38750052), (594, 35227320), (645, 32441904), (648, 32291710), (660, 31704588), (688, 30414285), (720, 29062539), (774, 27034920), (792, 26420490), (810, 25833368), (860, 24331428), (880, 23778441), (891, 23484880), (946, 22119480), (990, 21136392), (1032, 20276190), (1080, 19375026), (1161, 18023280), (1188, 17613660), (1290, 16220952), (1296, 16145855), (1320, 15852294), (1419, 14746320), (1485, 14090928), (1548, 13517460), (1584, 13210245), (1620, 12916684), (1720, 12165714), (1782, 11742440), (1892, 11059740), (1935, 10813968), (1980, 10568196), (2064, 10138095), (2160, 9687513), (2322, 9011640), (2365, 8847792), (2376, 8806830), (2580, 8110476), (2640, 7926147), (2838, 7373160), (2970, 7045464), (3096, 6758730), (3240, 6458342), (3440, 6082857), (3483, 6007760), (3564, 5871220), (3784, 5529870), (3870, 5406984), (3960, 5284098), (4257, 4915440), (4455, 4696976), (4644, 4505820), (4730, 4423896), (4752, 4403415), (5160, 4055238), (5676, 3686580), (5805, 3604656), (5940, 3522732), (6192, 3379365), (6480, 3229171), (6827, 3065040), (6966, 3003880), (7095, 2949264), (7128, 2935610), (7568, 2764935), (7740, 2703492), (7920, 2642049), (8514, 2457720), (8910, 2348488), (9288, 2252910), (9460, 2211948), (10320, 2027619), (11352, 1843290), (11610, 1802328), (11880, 1761366), (12771, 1638480), (13654, 1532520), (13932, 1501940), (14190, 1474632), (14256, 1467805), (15480, 1351746), (17028, 1228860), (17415, 1201552), (17820, 1174244), (18576, 1126455), (18920, 1105974), (20481, 1021680), (21285, 983088), (22704, 921645), (23220, 901164), (23760, 880683), (25542, 819240), (27308, 766260), (27864, 750970), (28380, 737316), (30960, 675873), (34056, 614430), (34135, 613008), (34830, 600776), (35640, 587122), (37840, 552987), (38313, 546160), (40962, 510840), (42570, 491544), (46440, 450582), (51084, 409620), (54616, 383130), (55728, 375485), (56760, 368658), (61443, 340560), (63855, 327696), (68112, 307215), (68270, 306504), (69660, 300388), (71280, 293561), (75097, 278640), (76626, 273080), (81924, 255420), (85140, 245772), (92880, 225291), (102168, 204810), (102405, 204336), (109232, 191565), (113520, 184329), (122886, 170280), (127710, 163848), (136540, 153252), (139320, 150194)]