320084760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{6857}}^1$

素因数の和:7260

約数の個数: 64

約数和(自身を含む): 962863200

約数和(自身を除く): 642778440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 778, 1167, 1556, 1945, 2334, 3112, 3890, 4668, 5835, 6857, 7780, 9336, 11670, 13714, 15560, 20571, 23340, 27428, 34285, 41142, 46680, 54856, 68570, 82284, 102855, 137140, 164568, 205710, 274280, 411420, 822840, 2667373, 5334746, 8002119, 10669492, 13336865, 16004238, 21338984, 26673730, 32008476, 40010595, 53347460, 64016952, 80021190, 106694920, 160042380, 320084760]

約数ペア:

[(1, 320084760), (2, 160042380), (3, 106694920), (4, 80021190), (5, 64016952), (6, 53347460), (8, 40010595), (10, 32008476), (12, 26673730), (15, 21338984), (20, 16004238), (24, 13336865), (30, 10669492), (40, 8002119), (60, 5334746), (120, 2667373), (389, 822840), (778, 411420), (1167, 274280), (1556, 205710), (1945, 164568), (2334, 137140), (3112, 102855), (3890, 82284), (4668, 68570), (5835, 54856), (6857, 46680), (7780, 41142), (9336, 34285), (11670, 27428), (13714, 23340), (15560, 20571)]