716264920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:689

約数の個数: 128

約数和(自身を含む): 1916006400

約数和(自身を除く): 1199741480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 179, 217, 248, 280, 310, 358, 434, 461, 620, 716, 868, 895, 922, 1085, 1240, 1253, 1432, 1736, 1790, 1844, 2170, 2305, 2506, 3227, 3580, 3688, 4340, 4610, 5012, 5549, 6265, 6454, 7160, 8680, 9220, 10024, 11098, 12530, 12908, 14291, 16135, 18440, 22196, 25060, 25816, 27745, 28582, 32270, 38843, 44392, 50120, 55490, 57164, 64540, 71455, 77686, 82519, 100037, 110980, 114328, 129080, 142910, 155372, 165038, 194215, 200074, 221960, 285820, 310744, 330076, 388430, 400148, 412595, 500185, 571640, 577633, 660152, 776860, 800296, 825190, 1000370, 1155266, 1553720, 1650380, 2000740, 2310532, 2558089, 2888165, 3300760, 4001480, 4621064, 5116178, 5776330, 10232356, 11552660, 12790445, 17906623, 20464712, 23105320, 25580890, 35813246, 51161780, 71626492, 89533115, 102323560, 143252984, 179066230, 358132460, 716264920]

約数ペア:

[(1, 716264920), (2, 358132460), (4, 179066230), (5, 143252984), (7, 102323560), (8, 89533115), (10, 71626492), (14, 51161780), (20, 35813246), (28, 25580890), (31, 23105320), (35, 20464712), (40, 17906623), (56, 12790445), (62, 11552660), (70, 10232356), (124, 5776330), (140, 5116178), (155, 4621064), (179, 4001480), (217, 3300760), (248, 2888165), (280, 2558089), (310, 2310532), (358, 2000740), (434, 1650380), (461, 1553720), (620, 1155266), (716, 1000370), (868, 825190), (895, 800296), (922, 776860), (1085, 660152), (1240, 577633), (1253, 571640), (1432, 500185), (1736, 412595), (1790, 400148), (1844, 388430), (2170, 330076), (2305, 310744), (2506, 285820), (3227, 221960), (3580, 200074), (3688, 194215), (4340, 165038), (4610, 155372), (5012, 142910), (5549, 129080), (6265, 114328), (6454, 110980), (7160, 100037), (8680, 82519), (9220, 77686), (10024, 71455), (11098, 64540), (12530, 57164), (12908, 55490), (14291, 50120), (16135, 44392), (18440, 38843), (22196, 32270), (25060, 28582), (25816, 27745)]