71893920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{21397}}^1$

素因数の和:21422

約数の個数: 96

約数和(自身を含む): 258830208

約数和(自身を除く): 186936288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 21397, 42794, 64191, 85588, 106985, 128382, 149779, 171176, 213970, 256764, 299558, 320955, 342352, 427940, 449337, 513528, 599116, 641910, 684704, 748895, 855880, 898674, 1027056, 1198232, 1283820, 1497790, 1711760, 1797348, 2054112, 2246685, 2396464, 2567640, 2995580, 3423520, 3594696, 4493370, 4792928, 5135280, 5991160, 7189392, 8986740, 10270560, 11982320, 14378784, 17973480, 23964640, 35946960, 71893920]

約数ペア:

[(1, 71893920), (2, 35946960), (3, 23964640), (4, 17973480), (5, 14378784), (6, 11982320), (7, 10270560), (8, 8986740), (10, 7189392), (12, 5991160), (14, 5135280), (15, 4792928), (16, 4493370), (20, 3594696), (21, 3423520), (24, 2995580), (28, 2567640), (30, 2396464), (32, 2246685), (35, 2054112), (40, 1797348), (42, 1711760), (48, 1497790), (56, 1283820), (60, 1198232), (70, 1027056), (80, 898674), (84, 855880), (96, 748895), (105, 684704), (112, 641910), (120, 599116), (140, 513528), (160, 449337), (168, 427940), (210, 342352), (224, 320955), (240, 299558), (280, 256764), (336, 213970), (420, 171176), (480, 149779), (560, 128382), (672, 106985), (840, 85588), (1120, 64191), (1680, 42794), (3360, 21397)]