253397968

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^2$

素因数の和:300

約数の個数: 60

約数和(自身を含む): 523383168

約数和(自身を除く): 269985200

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 109, 124, 172, 218, 248, 344, 436, 496, 688, 872, 1333, 1744, 2666, 3379, 4687, 5332, 6758, 9374, 10664, 11881, 13516, 18748, 21328, 23762, 27032, 37496, 47524, 54064, 74992, 95048, 145297, 190096, 290594, 368311, 510883, 581188, 736622, 1021766, 1162376, 1473244, 2043532, 2324752, 2946488, 4087064, 5892976, 8174128, 15837373, 31674746, 63349492, 126698984, 253397968]

約数ペア:

[(1, 253397968), (2, 126698984), (4, 63349492), (8, 31674746), (16, 15837373), (31, 8174128), (43, 5892976), (62, 4087064), (86, 2946488), (109, 2324752), (124, 2043532), (172, 1473244), (218, 1162376), (248, 1021766), (344, 736622), (436, 581188), (496, 510883), (688, 368311), (872, 290594), (1333, 190096), (1744, 145297), (2666, 95048), (3379, 74992), (4687, 54064), (5332, 47524), (6758, 37496), (9374, 27032), (10664, 23762), (11881, 21328), (13516, 18748)]