1997982288

素因数分解:

$2^4\times 3^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:407

約数の個数: 200

約数和(自身を含む): 5953587200

約数和(自身を除く): 3955604912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 81, 108, 122, 127, 144, 162, 183, 199, 216, 244, 254, 324, 366, 381, 398, 432, 488, 508, 549, 597, 648, 732, 762, 796, 976, 1016, 1098, 1143, 1194, 1296, 1464, 1524, 1592, 1647, 1791, 2032, 2196, 2286, 2388, 2928, 3048, 3184, 3294, 3429, 3582, 4392, 4572, 4776, 4941, 5373, 6096, 6588, 6858, 7164, 7747, 8784, 9144, 9552, 9882, 10287, 10746, 12139, 13176, 13716, 14328, 15494, 16119, 18288, 19764, 20574, 21492, 23241, 24278, 25273, 26352, 27432, 28656, 30988, 32238, 36417, 39528, 41148, 42984, 46482, 48556, 50546, 54864, 61976, 64476, 69723, 72834, 75819, 79056, 82296, 85968, 92964, 97112, 101092, 109251, 123952, 128952, 139446, 145668, 151638, 164592, 185928, 194224, 202184, 209169, 218502, 227457, 257904, 278892, 291336, 303276, 327753, 371856, 404368, 418338, 437004, 454914, 557784, 582672, 606552, 627507, 655506, 682371, 836676, 874008, 909828, 983259, 1115568, 1213104, 1255014, 1311012, 1364742, 1541653, 1673352, 1748016, 1819656, 1966518, 2047113, 2510028, 2622024, 2729484, 3083306, 3346704, 3639312, 3933036, 4094226, 4624959, 5020056, 5244048, 5458968, 6166612, 7866072, 8188452, 9249918, 10040112, 10917936, 12333224, 13874877, 15732144, 16376904, 18499836, 24666448, 27749754, 32753808, 36999672, 41624631, 55499508, 73999344, 83249262, 110999016, 124873893, 166498524, 221998032, 249747786, 332997048, 499495572, 665994096, 998991144, 1997982288]

約数ペア:

[(1, 1997982288), (2, 998991144), (3, 665994096), (4, 499495572), (6, 332997048), (8, 249747786), (9, 221998032), (12, 166498524), (16, 124873893), (18, 110999016), (24, 83249262), (27, 73999344), (36, 55499508), (48, 41624631), (54, 36999672), (61, 32753808), (72, 27749754), (81, 24666448), (108, 18499836), (122, 16376904), (127, 15732144), (144, 13874877), (162, 12333224), (183, 10917936), (199, 10040112), (216, 9249918), (244, 8188452), (254, 7866072), (324, 6166612), (366, 5458968), (381, 5244048), (398, 5020056), (432, 4624959), (488, 4094226), (508, 3933036), (549, 3639312), (597, 3346704), (648, 3083306), (732, 2729484), (762, 2622024), (796, 2510028), (976, 2047113), (1016, 1966518), (1098, 1819656), (1143, 1748016), (1194, 1673352), (1296, 1541653), (1464, 1364742), (1524, 1311012), (1592, 1255014), (1647, 1213104), (1791, 1115568), (2032, 983259), (2196, 909828), (2286, 874008), (2388, 836676), (2928, 682371), (3048, 655506), (3184, 627507), (3294, 606552), (3429, 582672), (3582, 557784), (4392, 454914), (4572, 437004), (4776, 418338), (4941, 404368), (5373, 371856), (6096, 327753), (6588, 303276), (6858, 291336), (7164, 278892), (7747, 257904), (8784, 227457), (9144, 218502), (9552, 209169), (9882, 202184), (10287, 194224), (10746, 185928), (12139, 164592), (13176, 151638), (13716, 145668), (14328, 139446), (15494, 128952), (16119, 123952), (18288, 109251), (19764, 101092), (20574, 97112), (21492, 92964), (23241, 85968), (24278, 82296), (25273, 79056), (26352, 75819), (27432, 72834), (28656, 69723), (30988, 64476), (32238, 61976), (36417, 54864), (39528, 50546), (41148, 48556), (42984, 46482)]