1999042956

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 192

約数和(自身を含む): 5541312000

約数和(自身を除く): 3542269044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 59, 61, 74, 108, 111, 118, 122, 139, 148, 177, 183, 222, 236, 244, 278, 333, 354, 366, 417, 444, 531, 549, 556, 666, 708, 732, 834, 999, 1062, 1098, 1251, 1332, 1593, 1647, 1668, 1998, 2124, 2183, 2196, 2257, 2502, 3186, 3294, 3599, 3753, 3996, 4366, 4514, 5004, 5143, 6372, 6549, 6588, 6771, 7198, 7506, 8201, 8479, 8732, 9028, 10286, 10797, 13098, 13542, 14396, 15012, 15429, 16402, 16958, 19647, 20313, 20572, 21594, 24603, 25437, 26196, 27084, 30858, 32391, 32804, 33916, 39294, 40626, 43188, 46287, 49206, 50874, 58941, 60939, 61716, 64782, 73809, 76311, 78588, 81252, 92574, 97173, 98412, 101748, 117882, 121878, 129564, 133163, 138861, 147618, 152622, 185148, 194346, 221427, 228933, 235764, 243756, 266326, 277722, 295236, 303437, 305244, 313723, 388692, 399489, 442854, 457866, 500261, 532652, 555444, 606874, 627446, 798978, 885708, 910311, 915732, 941169, 1000522, 1198467, 1213748, 1254892, 1500783, 1597956, 1820622, 1882338, 2001044, 2396934, 2730933, 2823507, 3001566, 3595401, 3641244, 3764676, 4502349, 4793868, 5461866, 5647014, 6003132, 7190802, 8192799, 8470521, 9004698, 10923732, 11294028, 13507047, 14381604, 16385598, 16941042, 18009396, 18509657, 27014094, 32771196, 33882084, 37019314, 54028188, 55528971, 74038628, 111057942, 166586913, 222115884, 333173826, 499760739, 666347652, 999521478, 1999042956]

約数ペア:

[(1, 1999042956), (2, 999521478), (3, 666347652), (4, 499760739), (6, 333173826), (9, 222115884), (12, 166586913), (18, 111057942), (27, 74038628), (36, 55528971), (37, 54028188), (54, 37019314), (59, 33882084), (61, 32771196), (74, 27014094), (108, 18509657), (111, 18009396), (118, 16941042), (122, 16385598), (139, 14381604), (148, 13507047), (177, 11294028), (183, 10923732), (222, 9004698), (236, 8470521), (244, 8192799), (278, 7190802), (333, 6003132), (354, 5647014), (366, 5461866), (417, 4793868), (444, 4502349), (531, 3764676), (549, 3641244), (556, 3595401), (666, 3001566), (708, 2823507), (732, 2730933), (834, 2396934), (999, 2001044), (1062, 1882338), (1098, 1820622), (1251, 1597956), (1332, 1500783), (1593, 1254892), (1647, 1213748), (1668, 1198467), (1998, 1000522), (2124, 941169), (2183, 915732), (2196, 910311), (2257, 885708), (2502, 798978), (3186, 627446), (3294, 606874), (3599, 555444), (3753, 532652), (3996, 500261), (4366, 457866), (4514, 442854), (5004, 399489), (5143, 388692), (6372, 313723), (6549, 305244), (6588, 303437), (6771, 295236), (7198, 277722), (7506, 266326), (8201, 243756), (8479, 235764), (8732, 228933), (9028, 221427), (10286, 194346), (10797, 185148), (13098, 152622), (13542, 147618), (14396, 138861), (15012, 133163), (15429, 129564), (16402, 121878), (16958, 117882), (19647, 101748), (20313, 98412), (20572, 97173), (21594, 92574), (24603, 81252), (25437, 78588), (26196, 76311), (27084, 73809), (30858, 64782), (32391, 61716), (32804, 60939), (33916, 58941), (39294, 50874), (40626, 49206), (43188, 46287)]