402560904

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 1117670400

約数和(自身を除く): 715109496

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 114, 131, 138, 152, 184, 228, 262, 276, 293, 393, 437, 456, 524, 552, 586, 786, 874, 879, 1048, 1172, 1311, 1572, 1748, 1758, 2344, 2489, 2622, 3013, 3144, 3496, 3516, 4978, 5244, 5567, 6026, 6739, 7032, 7467, 9039, 9956, 10488, 11134, 12052, 13478, 14934, 16701, 18078, 19912, 20217, 22268, 24104, 26956, 29868, 33402, 36156, 38383, 40434, 44536, 53912, 57247, 59736, 66804, 72312, 76766, 80868, 114494, 115149, 128041, 133608, 153532, 161736, 171741, 228988, 230298, 256082, 307064, 343482, 384123, 457976, 460596, 512164, 686964, 729277, 768246, 882809, 921192, 1024328, 1373928, 1458554, 1536492, 1765618, 2187831, 2648427, 2917108, 3072984, 3531236, 4375662, 5296854, 5834216, 7062472, 8751324, 10593708, 16773371, 17502648, 21187416, 33546742, 50320113, 67093484, 100640226, 134186968, 201280452, 402560904]

約数ペア:

[(1, 402560904), (2, 201280452), (3, 134186968), (4, 100640226), (6, 67093484), (8, 50320113), (12, 33546742), (19, 21187416), (23, 17502648), (24, 16773371), (38, 10593708), (46, 8751324), (57, 7062472), (69, 5834216), (76, 5296854), (92, 4375662), (114, 3531236), (131, 3072984), (138, 2917108), (152, 2648427), (184, 2187831), (228, 1765618), (262, 1536492), (276, 1458554), (293, 1373928), (393, 1024328), (437, 921192), (456, 882809), (524, 768246), (552, 729277), (586, 686964), (786, 512164), (874, 460596), (879, 457976), (1048, 384123), (1172, 343482), (1311, 307064), (1572, 256082), (1748, 230298), (1758, 228988), (2344, 171741), (2489, 161736), (2622, 153532), (3013, 133608), (3144, 128041), (3496, 115149), (3516, 114494), (4978, 80868), (5244, 76766), (5567, 72312), (6026, 66804), (6739, 59736), (7032, 57247), (7467, 53912), (9039, 44536), (9956, 40434), (10488, 38383), (11134, 36156), (12052, 33402), (13478, 29868), (14934, 26956), (16701, 24104), (18078, 22268), (19912, 20217)]