214979480

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1424

約数の個数: 64

約数和(自身を含む): 499219200

約数和(自身を除く): 284239720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 71, 118, 142, 236, 284, 295, 355, 472, 568, 590, 710, 1180, 1283, 1420, 2360, 2566, 2840, 4189, 5132, 6415, 8378, 10264, 12830, 16756, 20945, 25660, 33512, 41890, 51320, 75697, 83780, 91093, 151394, 167560, 182186, 302788, 364372, 378485, 455465, 605576, 728744, 756970, 910930, 1513940, 1821860, 3027880, 3643720, 5374487, 10748974, 21497948, 26872435, 42995896, 53744870, 107489740, 214979480]

約数ペア:

[(1, 214979480), (2, 107489740), (4, 53744870), (5, 42995896), (8, 26872435), (10, 21497948), (20, 10748974), (40, 5374487), (59, 3643720), (71, 3027880), (118, 1821860), (142, 1513940), (236, 910930), (284, 756970), (295, 728744), (355, 605576), (472, 455465), (568, 378485), (590, 364372), (710, 302788), (1180, 182186), (1283, 167560), (1420, 151394), (2360, 91093), (2566, 83780), (2840, 75697), (4189, 51320), (5132, 41890), (6415, 33512), (8378, 25660), (10264, 20945), (12830, 16756)]