247843140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{587}}^1$

素因数の和:857

約数の個数: 96

約数和(自身を含む): 720728064

約数和(自身を除く): 472884924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 227, 310, 372, 454, 465, 587, 620, 681, 908, 930, 1135, 1174, 1362, 1761, 1860, 2270, 2348, 2724, 2935, 3405, 3522, 4540, 5870, 6810, 7037, 7044, 8805, 11740, 13620, 14074, 17610, 18197, 21111, 28148, 35185, 35220, 36394, 42222, 54591, 70370, 72788, 84444, 90985, 105555, 109182, 133249, 140740, 181970, 211110, 218364, 266498, 272955, 363940, 399747, 422220, 532996, 545910, 666245, 799494, 1091820, 1332490, 1598988, 1998735, 2664980, 3997470, 4130719, 7994940, 8261438, 12392157, 16522876, 20653595, 24784314, 41307190, 49568628, 61960785, 82614380, 123921570, 247843140]

約数ペア:

[(1, 247843140), (2, 123921570), (3, 82614380), (4, 61960785), (5, 49568628), (6, 41307190), (10, 24784314), (12, 20653595), (15, 16522876), (20, 12392157), (30, 8261438), (31, 7994940), (60, 4130719), (62, 3997470), (93, 2664980), (124, 1998735), (155, 1598988), (186, 1332490), (227, 1091820), (310, 799494), (372, 666245), (454, 545910), (465, 532996), (587, 422220), (620, 399747), (681, 363940), (908, 272955), (930, 266498), (1135, 218364), (1174, 211110), (1362, 181970), (1761, 140740), (1860, 133249), (2270, 109182), (2348, 105555), (2724, 90985), (2935, 84444), (3405, 72788), (3522, 70370), (4540, 54591), (5870, 42222), (6810, 36394), (7037, 35220), (7044, 35185), (8805, 28148), (11740, 21111), (13620, 18197), (14074, 17610)]