740455380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{991}}^1$

素因数の和:1606

約数の個数: 144

約数和(自身を含む): 2573835264

約数和(自身を除く): 1833379884

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 593, 630, 991, 1186, 1260, 1779, 1982, 2372, 2965, 2973, 3558, 3964, 4151, 4955, 5337, 5930, 5946, 6937, 7116, 8302, 8895, 8919, 9910, 10674, 11860, 11892, 12453, 13874, 14865, 16604, 17790, 17838, 19820, 20755, 20811, 21348, 24906, 26685, 27748, 29730, 34685, 35580, 35676, 37359, 41510, 41622, 44595, 49812, 53370, 59460, 62265, 62433, 69370, 74718, 83020, 83244, 89190, 104055, 106740, 124530, 124866, 138740, 149436, 178380, 186795, 208110, 249060, 249732, 312165, 373590, 416220, 587663, 624330, 747180, 1175326, 1248660, 1762989, 2350652, 2938315, 3525978, 4113641, 5288967, 5876630, 7051956, 8227282, 8814945, 10577934, 11753260, 12340923, 16454564, 17629890, 20568205, 21155868, 24681846, 26444835, 35259780, 37022769, 41136410, 49363692, 52889670, 61704615, 74045538, 82272820, 105779340, 123409230, 148091076, 185113845, 246818460, 370227690, 740455380]

約数ペア:

[(1, 740455380), (2, 370227690), (3, 246818460), (4, 185113845), (5, 148091076), (6, 123409230), (7, 105779340), (9, 82272820), (10, 74045538), (12, 61704615), (14, 52889670), (15, 49363692), (18, 41136410), (20, 37022769), (21, 35259780), (28, 26444835), (30, 24681846), (35, 21155868), (36, 20568205), (42, 17629890), (45, 16454564), (60, 12340923), (63, 11753260), (70, 10577934), (84, 8814945), (90, 8227282), (105, 7051956), (126, 5876630), (140, 5288967), (180, 4113641), (210, 3525978), (252, 2938315), (315, 2350652), (420, 1762989), (593, 1248660), (630, 1175326), (991, 747180), (1186, 624330), (1260, 587663), (1779, 416220), (1982, 373590), (2372, 312165), (2965, 249732), (2973, 249060), (3558, 208110), (3964, 186795), (4151, 178380), (4955, 149436), (5337, 138740), (5930, 124866), (5946, 124530), (6937, 106740), (7116, 104055), (8302, 89190), (8895, 83244), (8919, 83020), (9910, 74718), (10674, 69370), (11860, 62433), (11892, 62265), (12453, 59460), (13874, 53370), (14865, 49812), (16604, 44595), (17790, 41622), (17838, 41510), (19820, 37359), (20755, 35676), (20811, 35580), (21348, 34685), (24906, 29730), (26685, 27748)]