72274440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{619}}^1$

素因数の和:779

約数の個数: 128

約数和(自身を含む): 249984000

約数和(自身を除く): 177709560

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, 139, 140, 168, 210, 278, 280, 417, 420, 556, 619, 695, 834, 840, 973, 1112, 1238, 1390, 1668, 1857, 1946, 2085, 2476, 2780, 2919, 3095, 3336, 3714, 3892, 4170, 4333, 4865, 4952, 5560, 5838, 6190, 7428, 7784, 8340, 8666, 9285, 9730, 11676, 12380, 12999, 14595, 14856, 16680, 17332, 18570, 19460, 21665, 23352, 24760, 25998, 29190, 34664, 37140, 38920, 43330, 51996, 58380, 64995, 74280, 86041, 86660, 103992, 116760, 129990, 172082, 173320, 258123, 259980, 344164, 430205, 516246, 519960, 602287, 688328, 860410, 1032492, 1204574, 1290615, 1720820, 1806861, 2064984, 2409148, 2581230, 3011435, 3441640, 3613722, 4818296, 5162460, 6022870, 7227444, 9034305, 10324920, 12045740, 14454888, 18068610, 24091480, 36137220, 72274440]

約数ペア:

[(1, 72274440), (2, 36137220), (3, 24091480), (4, 18068610), (5, 14454888), (6, 12045740), (7, 10324920), (8, 9034305), (10, 7227444), (12, 6022870), (14, 5162460), (15, 4818296), (20, 3613722), (21, 3441640), (24, 3011435), (28, 2581230), (30, 2409148), (35, 2064984), (40, 1806861), (42, 1720820), (56, 1290615), (60, 1204574), (70, 1032492), (84, 860410), (105, 688328), (120, 602287), (139, 519960), (140, 516246), (168, 430205), (210, 344164), (278, 259980), (280, 258123), (417, 173320), (420, 172082), (556, 129990), (619, 116760), (695, 103992), (834, 86660), (840, 86041), (973, 74280), (1112, 64995), (1238, 58380), (1390, 51996), (1668, 43330), (1857, 38920), (1946, 37140), (2085, 34664), (2476, 29190), (2780, 25998), (2919, 24760), (3095, 23352), (3336, 21665), (3714, 19460), (3892, 18570), (4170, 17332), (4333, 16680), (4865, 14856), (4952, 14595), (5560, 12999), (5838, 12380), (6190, 11676), (7428, 9730), (7784, 9285), (8340, 8666)]