199957968

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1217}}^1$

素因数の和:1401

約数の個数: 120

約数和(自身を含む): 644000448

約数和(自身を除く): 444042480

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 163, 168, 252, 326, 336, 489, 504, 652, 978, 1008, 1141, 1217, 1304, 1467, 1956, 2282, 2434, 2608, 2934, 3423, 3651, 3912, 4564, 4868, 5868, 6846, 7302, 7824, 8519, 9128, 9736, 10269, 10953, 11736, 13692, 14604, 17038, 18256, 19472, 20538, 21906, 23472, 25557, 27384, 29208, 34076, 41076, 43812, 51114, 54768, 58416, 68152, 76671, 82152, 87624, 102228, 136304, 153342, 164304, 175248, 198371, 204456, 306684, 396742, 408912, 595113, 613368, 793484, 1190226, 1226736, 1388597, 1586968, 1785339, 2380452, 2777194, 3173936, 3570678, 4165791, 4760904, 5554388, 7141356, 8331582, 9521808, 11108776, 12497373, 14282712, 16663164, 22217552, 24994746, 28565424, 33326328, 49989492, 66652656, 99978984, 199957968]

約数ペア:

[(1, 199957968), (2, 99978984), (3, 66652656), (4, 49989492), (6, 33326328), (7, 28565424), (8, 24994746), (9, 22217552), (12, 16663164), (14, 14282712), (16, 12497373), (18, 11108776), (21, 9521808), (24, 8331582), (28, 7141356), (36, 5554388), (42, 4760904), (48, 4165791), (56, 3570678), (63, 3173936), (72, 2777194), (84, 2380452), (112, 1785339), (126, 1586968), (144, 1388597), (163, 1226736), (168, 1190226), (252, 793484), (326, 613368), (336, 595113), (489, 408912), (504, 396742), (652, 306684), (978, 204456), (1008, 198371), (1141, 175248), (1217, 164304), (1304, 153342), (1467, 136304), (1956, 102228), (2282, 87624), (2434, 82152), (2608, 76671), (2934, 68152), (3423, 58416), (3651, 54768), (3912, 51114), (4564, 43812), (4868, 41076), (5868, 34076), (6846, 29208), (7302, 27384), (7824, 25557), (8519, 23472), (9128, 21906), (9736, 20538), (10269, 19472), (10953, 18256), (11736, 17038), (13692, 14604)]