681001020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:431

約数の個数: 360

約数和(自身を含む): 2600113824

約数和(自身を除く): 1919112804

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 49, 54, 60, 63, 69, 70, 81, 84, 90, 92, 98, 105, 108, 115, 126, 135, 138, 140, 147, 161, 162, 180, 189, 196, 207, 210, 230, 245, 252, 270, 276, 294, 315, 322, 324, 345, 373, 378, 405, 414, 420, 441, 460, 483, 490, 540, 567, 588, 621, 630, 644, 690, 735, 746, 756, 805, 810, 828, 882, 945, 966, 980, 1035, 1119, 1127, 1134, 1242, 1260, 1323, 1380, 1449, 1470, 1492, 1610, 1620, 1764, 1863, 1865, 1890, 1932, 2070, 2205, 2238, 2254, 2268, 2415, 2484, 2611, 2646, 2835, 2898, 2940, 3105, 3220, 3357, 3381, 3726, 3730, 3780, 3969, 4140, 4347, 4410, 4476, 4508, 4830, 5222, 5292, 5595, 5635, 5670, 5796, 6210, 6615, 6714, 6762, 7245, 7452, 7460, 7833, 7938, 8579, 8694, 8820, 9315, 9660, 10071, 10143, 10444, 11190, 11270, 11340, 12420, 13041, 13055, 13230, 13428, 13524, 14490, 15666, 15876, 16785, 16905, 17158, 17388, 18277, 18630, 19845, 20142, 20286, 21735, 22380, 22540, 23499, 25737, 26082, 26110, 26460, 28980, 30213, 30429, 31332, 33570, 33810, 34316, 36554, 37260, 39165, 39690, 40284, 40572, 42895, 43470, 46998, 50355, 50715, 51474, 52164, 52220, 54831, 60053, 60426, 60858, 65205, 67140, 67620, 70497, 73108, 77211, 78330, 79380, 85790, 86940, 91287, 91385, 93996, 100710, 101430, 102948, 109662, 117495, 120106, 120852, 121716, 128685, 130410, 140994, 151065, 152145, 154422, 156660, 164493, 171580, 180159, 182574, 182770, 201420, 202860, 211491, 219324, 231633, 234990, 240212, 257370, 260820, 274155, 281988, 300265, 302130, 304290, 308844, 328986, 352485, 360318, 365148, 365540, 386055, 420371, 422982, 456435, 463266, 469980, 493479, 514740, 540477, 548310, 600530, 604260, 608580, 657972, 694899, 704970, 720636, 772110, 822465, 840742, 845964, 900795, 912870, 926532, 986958, 1057455, 1080954, 1096620, 1158165, 1201060, 1261113, 1389798, 1409940, 1480437, 1544220, 1621431, 1644930, 1681484, 1801590, 1825740, 1973916, 2101855, 2114910, 2161908, 2316330, 2467395, 2522226, 2702385, 2779596, 2960874, 3242862, 3289860, 3474495, 3603180, 3783339, 4203710, 4229820, 4632660, 4864293, 4934790, 5044452, 5404770, 5921748, 6305565, 6485724, 6948990, 7402185, 7566678, 8107155, 8407420, 9728586, 9869580, 10809540, 11350017, 12611130, 13897980, 14804370, 15133356, 16214310, 18916695, 19457172, 22700034, 24321465, 25222260, 29608740, 32428620, 34050051, 37833390, 45400068, 48642930, 56750085, 68100102, 75666780, 97285860, 113500170, 136200204, 170250255, 227000340, 340500510, 681001020]

約数ペア:

[(1, 681001020), (2, 340500510), (3, 227000340), (4, 170250255), (5, 136200204), (6, 113500170), (7, 97285860), (9, 75666780), (10, 68100102), (12, 56750085), (14, 48642930), (15, 45400068), (18, 37833390), (20, 34050051), (21, 32428620), (23, 29608740), (27, 25222260), (28, 24321465), (30, 22700034), (35, 19457172), (36, 18916695), (42, 16214310), (45, 15133356), (46, 14804370), (49, 13897980), (54, 12611130), (60, 11350017), (63, 10809540), (69, 9869580), (70, 9728586), (81, 8407420), (84, 8107155), (90, 7566678), (92, 7402185), (98, 6948990), (105, 6485724), (108, 6305565), (115, 5921748), (126, 5404770), (135, 5044452), (138, 4934790), (140, 4864293), (147, 4632660), (161, 4229820), (162, 4203710), (180, 3783339), (189, 3603180), (196, 3474495), (207, 3289860), (210, 3242862), (230, 2960874), (245, 2779596), (252, 2702385), (270, 2522226), (276, 2467395), (294, 2316330), (315, 2161908), (322, 2114910), (324, 2101855), (345, 1973916), (373, 1825740), (378, 1801590), (405, 1681484), (414, 1644930), (420, 1621431), (441, 1544220), (460, 1480437), (483, 1409940), (490, 1389798), (540, 1261113), (567, 1201060), (588, 1158165), (621, 1096620), (630, 1080954), (644, 1057455), (690, 986958), (735, 926532), (746, 912870), (756, 900795), (805, 845964), (810, 840742), (828, 822465), (882, 772110), (945, 720636), (966, 704970), (980, 694899), (1035, 657972), (1119, 608580), (1127, 604260), (1134, 600530), (1242, 548310), (1260, 540477), (1323, 514740), (1380, 493479), (1449, 469980), (1470, 463266), (1492, 456435), (1610, 422982), (1620, 420371), (1764, 386055), (1863, 365540), (1865, 365148), (1890, 360318), (1932, 352485), (2070, 328986), (2205, 308844), (2238, 304290), (2254, 302130), (2268, 300265), (2415, 281988), (2484, 274155), (2611, 260820), (2646, 257370), (2835, 240212), (2898, 234990), (2940, 231633), (3105, 219324), (3220, 211491), (3357, 202860), (3381, 201420), (3726, 182770), (3730, 182574), (3780, 180159), (3969, 171580), (4140, 164493), (4347, 156660), (4410, 154422), (4476, 152145), (4508, 151065), (4830, 140994), (5222, 130410), (5292, 128685), (5595, 121716), (5635, 120852), (5670, 120106), (5796, 117495), (6210, 109662), (6615, 102948), (6714, 101430), (6762, 100710), (7245, 93996), (7452, 91385), (7460, 91287), (7833, 86940), (7938, 85790), (8579, 79380), (8694, 78330), (8820, 77211), (9315, 73108), (9660, 70497), (10071, 67620), (10143, 67140), (10444, 65205), (11190, 60858), (11270, 60426), (11340, 60053), (12420, 54831), (13041, 52220), (13055, 52164), (13230, 51474), (13428, 50715), (13524, 50355), (14490, 46998), (15666, 43470), (15876, 42895), (16785, 40572), (16905, 40284), (17158, 39690), (17388, 39165), (18277, 37260), (18630, 36554), (19845, 34316), (20142, 33810), (20286, 33570), (21735, 31332), (22380, 30429), (22540, 30213), (23499, 28980), (25737, 26460), (26082, 26110)]