1720673136

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6911}}^1$

素因数の和:6964

約数の個数: 240

約数和(自身を含む): 6239600640

約数和(自身を除く): 4518927504

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 19, 21, 24, 26, 28, 36, 38, 39, 42, 48, 52, 56, 57, 63, 72, 76, 78, 84, 91, 104, 112, 114, 117, 126, 133, 144, 152, 156, 168, 171, 182, 208, 228, 234, 247, 252, 266, 273, 304, 312, 336, 342, 364, 399, 456, 468, 494, 504, 532, 546, 624, 684, 728, 741, 798, 819, 912, 936, 988, 1008, 1064, 1092, 1197, 1368, 1456, 1482, 1596, 1638, 1729, 1872, 1976, 2128, 2184, 2223, 2394, 2736, 2964, 3192, 3276, 3458, 3952, 4368, 4446, 4788, 5187, 5928, 6384, 6552, 6911, 6916, 8892, 9576, 10374, 11856, 13104, 13822, 13832, 15561, 17784, 19152, 20733, 20748, 27644, 27664, 31122, 35568, 41466, 41496, 48377, 55288, 62199, 62244, 82932, 82992, 89843, 96754, 110576, 124398, 124488, 131309, 145131, 165864, 179686, 193508, 248796, 248976, 262618, 269529, 290262, 331728, 359372, 387016, 393927, 435393, 497592, 525236, 539058, 580524, 628901, 718744, 774032, 787854, 808587, 870786, 919163, 995184, 1050472, 1078116, 1161048, 1181781, 1257802, 1437488, 1575708, 1617174, 1707017, 1741572, 1838326, 1886703, 2100944, 2156232, 2322096, 2363562, 2515604, 2757489, 3151416, 3234348, 3414034, 3483144, 3676652, 3773406, 4312464, 4727124, 5031208, 5121051, 5514978, 5660109, 6302832, 6468696, 6828068, 6966288, 7353304, 7546812, 8272467, 9454248, 10062416, 10242102, 11029956, 11320218, 11949119, 12937392, 13656136, 14706608, 15093624, 15363153, 16544934, 18908496, 20484204, 22059912, 22640436, 23898238, 27312272, 30187248, 30726306, 33089868, 35847357, 40968408, 44119824, 45280872, 47796476, 61452612, 66179736, 71694714, 81936816, 90561744, 95592952, 107542071, 122905224, 132359472, 143389428, 191185904, 215084142, 245810448, 286778856, 430168284, 573557712, 860336568, 1720673136]

約数ペア:

[(1, 1720673136), (2, 860336568), (3, 573557712), (4, 430168284), (6, 286778856), (7, 245810448), (8, 215084142), (9, 191185904), (12, 143389428), (13, 132359472), (14, 122905224), (16, 107542071), (18, 95592952), (19, 90561744), (21, 81936816), (24, 71694714), (26, 66179736), (28, 61452612), (36, 47796476), (38, 45280872), (39, 44119824), (42, 40968408), (48, 35847357), (52, 33089868), (56, 30726306), (57, 30187248), (63, 27312272), (72, 23898238), (76, 22640436), (78, 22059912), (84, 20484204), (91, 18908496), (104, 16544934), (112, 15363153), (114, 15093624), (117, 14706608), (126, 13656136), (133, 12937392), (144, 11949119), (152, 11320218), (156, 11029956), (168, 10242102), (171, 10062416), (182, 9454248), (208, 8272467), (228, 7546812), (234, 7353304), (247, 6966288), (252, 6828068), (266, 6468696), (273, 6302832), (304, 5660109), (312, 5514978), (336, 5121051), (342, 5031208), (364, 4727124), (399, 4312464), (456, 3773406), (468, 3676652), (494, 3483144), (504, 3414034), (532, 3234348), (546, 3151416), (624, 2757489), (684, 2515604), (728, 2363562), (741, 2322096), (798, 2156232), (819, 2100944), (912, 1886703), (936, 1838326), (988, 1741572), (1008, 1707017), (1064, 1617174), (1092, 1575708), (1197, 1437488), (1368, 1257802), (1456, 1181781), (1482, 1161048), (1596, 1078116), (1638, 1050472), (1729, 995184), (1872, 919163), (1976, 870786), (2128, 808587), (2184, 787854), (2223, 774032), (2394, 718744), (2736, 628901), (2964, 580524), (3192, 539058), (3276, 525236), (3458, 497592), (3952, 435393), (4368, 393927), (4446, 387016), (4788, 359372), (5187, 331728), (5928, 290262), (6384, 269529), (6552, 262618), (6911, 248976), (6916, 248796), (8892, 193508), (9576, 179686), (10374, 165864), (11856, 145131), (13104, 131309), (13822, 124488), (13832, 124398), (15561, 110576), (17784, 96754), (19152, 89843), (20733, 82992), (20748, 82932), (27644, 62244), (27664, 62199), (31122, 55288), (35568, 48377), (41466, 41496)]