644338968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:398

約数の個数: 192

約数和(自身を含む): 2055271680

約数和(自身を除く): 1410932712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 31, 39, 42, 52, 56, 62, 78, 84, 91, 93, 104, 124, 156, 168, 182, 186, 217, 248, 273, 307, 312, 364, 372, 403, 434, 546, 614, 651, 728, 744, 806, 868, 921, 961, 1092, 1209, 1228, 1302, 1612, 1736, 1842, 1922, 2149, 2184, 2418, 2456, 2604, 2821, 2883, 3224, 3684, 3844, 3991, 4298, 4836, 5208, 5642, 5766, 6447, 6727, 7368, 7688, 7982, 8463, 8596, 9517, 9672, 11284, 11532, 11973, 12493, 12894, 13454, 15964, 16926, 17192, 19034, 20181, 22568, 23064, 23946, 24986, 25788, 26908, 27937, 28551, 31928, 33852, 37479, 38068, 40362, 47892, 49972, 51576, 53816, 55874, 57102, 66619, 67704, 74958, 76136, 80724, 83811, 87451, 95784, 99944, 111748, 114204, 123721, 133238, 149916, 161448, 167622, 174902, 199857, 223496, 228408, 247442, 262353, 266476, 295027, 299832, 335244, 349804, 371163, 399714, 494884, 524706, 532952, 590054, 670488, 699608, 742326, 799428, 866047, 885081, 989768, 1049412, 1180108, 1484652, 1598856, 1732094, 1770162, 2065189, 2098824, 2360216, 2598141, 2969304, 3464188, 3540324, 3835351, 4130378, 5196282, 6195567, 6928376, 7080648, 7670702, 8260756, 10392564, 11506053, 12391134, 15341404, 16521512, 20785128, 23012106, 24782268, 26847457, 30682808, 46024212, 49564536, 53694914, 80542371, 92048424, 107389828, 161084742, 214779656, 322169484, 644338968]

約数ペア:

[(1, 644338968), (2, 322169484), (3, 214779656), (4, 161084742), (6, 107389828), (7, 92048424), (8, 80542371), (12, 53694914), (13, 49564536), (14, 46024212), (21, 30682808), (24, 26847457), (26, 24782268), (28, 23012106), (31, 20785128), (39, 16521512), (42, 15341404), (52, 12391134), (56, 11506053), (62, 10392564), (78, 8260756), (84, 7670702), (91, 7080648), (93, 6928376), (104, 6195567), (124, 5196282), (156, 4130378), (168, 3835351), (182, 3540324), (186, 3464188), (217, 2969304), (248, 2598141), (273, 2360216), (307, 2098824), (312, 2065189), (364, 1770162), (372, 1732094), (403, 1598856), (434, 1484652), (546, 1180108), (614, 1049412), (651, 989768), (728, 885081), (744, 866047), (806, 799428), (868, 742326), (921, 699608), (961, 670488), (1092, 590054), (1209, 532952), (1228, 524706), (1302, 494884), (1612, 399714), (1736, 371163), (1842, 349804), (1922, 335244), (2149, 299832), (2184, 295027), (2418, 266476), (2456, 262353), (2604, 247442), (2821, 228408), (2883, 223496), (3224, 199857), (3684, 174902), (3844, 167622), (3991, 161448), (4298, 149916), (4836, 133238), (5208, 123721), (5642, 114204), (5766, 111748), (6447, 99944), (6727, 95784), (7368, 87451), (7688, 83811), (7982, 80724), (8463, 76136), (8596, 74958), (9517, 67704), (9672, 66619), (11284, 57102), (11532, 55874), (11973, 53816), (12493, 51576), (12894, 49972), (13454, 47892), (15964, 40362), (16926, 38068), (17192, 37479), (19034, 33852), (20181, 31928), (22568, 28551), (23064, 27937), (23946, 26908), (24986, 25788)]