56776440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:541

約数の個数: 128

約数和(自身を含む): 196162560

約数和(自身を除く): 139386120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 257, 263, 280, 420, 514, 526, 771, 789, 840, 1028, 1052, 1285, 1315, 1542, 1578, 1799, 1841, 2056, 2104, 2570, 2630, 3084, 3156, 3598, 3682, 3855, 3945, 5140, 5260, 5397, 5523, 6168, 6312, 7196, 7364, 7710, 7890, 8995, 9205, 10280, 10520, 10794, 11046, 14392, 14728, 15420, 15780, 17990, 18410, 21588, 22092, 26985, 27615, 30840, 31560, 35980, 36820, 43176, 44184, 53970, 55230, 67591, 71960, 73640, 107940, 110460, 135182, 202773, 215880, 220920, 270364, 337955, 405546, 473137, 540728, 675910, 811092, 946274, 1013865, 1351820, 1419411, 1622184, 1892548, 2027730, 2365685, 2703640, 2838822, 3785096, 4055460, 4731370, 5677644, 7097055, 8110920, 9462740, 11355288, 14194110, 18925480, 28388220, 56776440]

約数ペア:

[(1, 56776440), (2, 28388220), (3, 18925480), (4, 14194110), (5, 11355288), (6, 9462740), (7, 8110920), (8, 7097055), (10, 5677644), (12, 4731370), (14, 4055460), (15, 3785096), (20, 2838822), (21, 2703640), (24, 2365685), (28, 2027730), (30, 1892548), (35, 1622184), (40, 1419411), (42, 1351820), (56, 1013865), (60, 946274), (70, 811092), (84, 675910), (105, 540728), (120, 473137), (140, 405546), (168, 337955), (210, 270364), (257, 220920), (263, 215880), (280, 202773), (420, 135182), (514, 110460), (526, 107940), (771, 73640), (789, 71960), (840, 67591), (1028, 55230), (1052, 53970), (1285, 44184), (1315, 43176), (1542, 36820), (1578, 35980), (1799, 31560), (1841, 30840), (2056, 27615), (2104, 26985), (2570, 22092), (2630, 21588), (3084, 18410), (3156, 17990), (3598, 15780), (3682, 15420), (3855, 14728), (3945, 14392), (5140, 11046), (5260, 10794), (5397, 10520), (5523, 10280), (6168, 9205), (6312, 8995), (7196, 7890), (7364, 7710)]